Home / 38,302.98-52,857.36-21,306.87

Finding the Fourth Proportional to 38,302.98, 52,857.36 and 21,306.87

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Solution

The fourth proportional to 38,302.98, 52,857.36 and 21,306.87 is: 29,403.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,302.98 : 52,857.36 = 21,306.87 : x
  2. Step 2: Convert to fraction form
    38,302.98/52,857.36 = 21,306.87/x
  3. Step 3: Cross multiply
    38,302.98x = 52,857.36 × 21,306.87
  4. Step 4: Simplify right side
    38,302.98x = 1,126,224,898.06
  5. Step 5: Solve for x
    x = 1,126,224,898.06/38,302.98
  6. Step 6: Final answer
    x = 29,403.06

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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.