Home / 42,568.71-58,683.45-29,782.28

Finding the Fourth Proportional to 42,568.71, 58,683.45 and 29,782.28

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Solution

The fourth proportional to 42,568.71, 58,683.45 and 29,782.28 is: 41,056.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,568.71 : 58,683.45 = 29,782.28 : x
  2. Step 2: Convert to fraction form
    42,568.71/58,683.45 = 29,782.28/x
  3. Step 3: Cross multiply
    42,568.71x = 58,683.45 × 29,782.28
  4. Step 4: Simplify right side
    42,568.71x = 1,747,726,754.23
  5. Step 5: Solve for x
    x = 1,747,726,754.23/42,568.71
  6. Step 6: Final answer
    x = 41,056.61

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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.