Home / 51,762.04-71,431.17-29,101.13

Finding the Fourth Proportional to 51,762.04, 71,431.17 and 29,101.13

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Solution

The fourth proportional to 51,762.04, 71,431.17 and 29,101.13 is: 40,159.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,762.04 : 71,431.17 = 29,101.13 : x
  2. Step 2: Convert to fraction form
    51,762.04/71,431.17 = 29,101.13/x
  3. Step 3: Cross multiply
    51,762.04x = 71,431.17 × 29,101.13
  4. Step 4: Simplify right side
    51,762.04x = 2,078,727,407.07
  5. Step 5: Solve for x
    x = 2,078,727,407.07/51,762.04
  6. Step 6: Final answer
    x = 40,159.31

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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.