Home / 25,650.60-35,383.61-15,038.19

Finding the Fourth Proportional to 25,650.60, 35,383.61 and 15,038.19

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Solution

The fourth proportional to 25,650.60, 35,383.61 and 15,038.19 is: 20,744.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,650.60 : 35,383.61 = 15,038.19 : x
  2. Step 2: Convert to fraction form
    25,650.60/35,383.61 = 15,038.19/x
  3. Step 3: Cross multiply
    25,650.60x = 35,383.61 × 15,038.19
  4. Step 4: Simplify right side
    25,650.60x = 532,105,374.87
  5. Step 5: Solve for x
    x = 532,105,374.87/25,650.60
  6. Step 6: Final answer
    x = 20,744.36

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Half scale
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Double scale
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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.