Home / 38,291.28-52,841.40-21,524.16

Finding the Fourth Proportional to 38,291.28, 52,841.40 and 21,524.16

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Solution

The fourth proportional to 38,291.28, 52,841.40 and 21,524.16 is: 29,703.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,291.28 : 52,841.40 = 21,524.16 : x
  2. Step 2: Convert to fraction form
    38,291.28/52,841.40 = 21,524.16/x
  3. Step 3: Cross multiply
    38,291.28x = 52,841.40 × 21,524.16
  4. Step 4: Simplify right side
    38,291.28x = 1,137,366,748.22
  5. Step 5: Solve for x
    x = 1,137,366,748.22/38,291.28
  6. Step 6: Final answer
    x = 29,703.02

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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.