Home / 25,546.76-35,258.10-15,476.36

Finding the Fourth Proportional to 25,546.76, 35,258.10 and 15,476.36

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Solution

The fourth proportional to 25,546.76, 35,258.10 and 15,476.36 is: 21,359.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,546.76 : 35,258.10 = 15,476.36 : x
  2. Step 2: Convert to fraction form
    25,546.76/35,258.10 = 15,476.36/x
  3. Step 3: Cross multiply
    25,546.76x = 35,258.10 × 15,476.36
  4. Step 4: Simplify right side
    25,546.76x = 545,667,048.52
  5. Step 5: Solve for x
    x = 545,667,048.52/25,546.76
  6. Step 6: Final answer
    x = 21,359.54

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.