Home / 29,088.27-40,140.75-17,776.70

Finding the Fourth Proportional to 29,088.27, 40,140.75 and 17,776.70

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Solution

The fourth proportional to 29,088.27, 40,140.75 and 17,776.70 is: 24,531.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,088.27 : 40,140.75 = 17,776.70 : x
  2. Step 2: Convert to fraction form
    29,088.27/40,140.75 = 17,776.70/x
  3. Step 3: Cross multiply
    29,088.27x = 40,140.75 × 17,776.70
  4. Step 4: Simplify right side
    29,088.27x = 713,570,070.53
  5. Step 5: Solve for x
    x = 713,570,070.53/29,088.27
  6. Step 6: Final answer
    x = 24,531.20

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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.