Home / 42,646.76-58,863.09-29,057.30

Finding the Fourth Proportional to 42,646.76, 58,863.09 and 29,057.30

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Solution

The fourth proportional to 42,646.76, 58,863.09 and 29,057.30 is: 40,106.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,646.76 : 58,863.09 = 29,057.30 : x
  2. Step 2: Convert to fraction form
    42,646.76/58,863.09 = 29,057.30/x
  3. Step 3: Cross multiply
    42,646.76x = 58,863.09 × 29,057.30
  4. Step 4: Simplify right side
    42,646.76x = 1,710,402,465.06
  5. Step 5: Solve for x
    x = 1,710,402,465.06/42,646.76
  6. Step 6: Final answer
    x = 40,106.27

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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.