Home / 25,210.76-34,781.48-25,171.88

Finding the Fourth Proportional to 25,210.76, 34,781.48 and 25,171.88

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Solution

The fourth proportional to 25,210.76, 34,781.48 and 25,171.88 is: 34,727.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,210.76 : 34,781.48 = 25,171.88 : x
  2. Step 2: Convert to fraction form
    25,210.76/34,781.48 = 25,171.88/x
  3. Step 3: Cross multiply
    25,210.76x = 34,781.48 × 25,171.88
  4. Step 4: Simplify right side
    25,210.76x = 875,515,240.78
  5. Step 5: Solve for x
    x = 875,515,240.78/25,210.76
  6. Step 6: Final answer
    x = 34,727.84

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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.