Home / 52,242.12-72,092.13-28,368.27

Finding the Fourth Proportional to 52,242.12, 72,092.13 and 28,368.27

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Solution

The fourth proportional to 52,242.12, 72,092.13 and 28,368.27 is: 39,147.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,242.12 : 72,092.13 = 28,368.27 : x
  2. Step 2: Convert to fraction form
    52,242.12/72,092.13 = 28,368.27/x
  3. Step 3: Cross multiply
    52,242.12x = 72,092.13 × 28,368.27
  4. Step 4: Simplify right side
    52,242.12x = 2,045,129,008.72
  5. Step 5: Solve for x
    x = 2,045,129,008.72/52,242.12
  6. Step 6: Final answer
    x = 39,147.13

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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.