Home / 52,172.66-71,998.27-29,511.17

Finding the Fourth Proportional to 52,172.66, 71,998.27 and 29,511.17

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Solution

The fourth proportional to 52,172.66, 71,998.27 and 29,511.17 is: 40,725.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,172.66 : 71,998.27 = 29,511.17 : x
  2. Step 2: Convert to fraction form
    52,172.66/71,998.27 = 29,511.17/x
  3. Step 3: Cross multiply
    52,172.66x = 71,998.27 × 29,511.17
  4. Step 4: Simplify right side
    52,172.66x = 2,124,752,751.91
  5. Step 5: Solve for x
    x = 2,124,752,751.91/52,172.66
  6. Step 6: Final answer
    x = 40,725.40

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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.