Home / 38,242.85-52,760.39-28,195.17

Finding the Fourth Proportional to 38,242.85, 52,760.39 and 28,195.17

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Solution

The fourth proportional to 38,242.85, 52,760.39 and 28,195.17 is: 38,898.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,242.85 : 52,760.39 = 28,195.17 : x
  2. Step 2: Convert to fraction form
    38,242.85/52,760.39 = 28,195.17/x
  3. Step 3: Cross multiply
    38,242.85x = 52,760.39 × 28,195.17
  4. Step 4: Simplify right side
    38,242.85x = 1,487,588,024.34
  5. Step 5: Solve for x
    x = 1,487,588,024.34/38,242.85
  6. Step 6: Final answer
    x = 38,898.47

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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.