Home / 38,049.08-52,506.72-21,052.88

Finding the Fourth Proportional to 38,049.08, 52,506.72 and 21,052.88

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Solution

The fourth proportional to 38,049.08, 52,506.72 and 21,052.88 is: 29,052.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,049.08 : 52,506.72 = 21,052.88 : x
  2. Step 2: Convert to fraction form
    38,049.08/52,506.72 = 21,052.88/x
  3. Step 3: Cross multiply
    38,049.08x = 52,506.72 × 21,052.88
  4. Step 4: Simplify right side
    38,049.08x = 1,105,417,675.35
  5. Step 5: Solve for x
    x = 1,105,417,675.35/38,049.08
  6. Step 6: Final answer
    x = 29,052.42

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Double scale
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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.