Home / 38,353.10-52,927.17-21,586.10

Finding the Fourth Proportional to 38,353.10, 52,927.17 and 21,586.10

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Solution

The fourth proportional to 38,353.10, 52,927.17 and 21,586.10 is: 29,788.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,353.10 : 52,927.17 = 21,586.10 : x
  2. Step 2: Convert to fraction form
    38,353.10/52,927.17 = 21,586.10/x
  3. Step 3: Cross multiply
    38,353.10x = 52,927.17 × 21,586.10
  4. Step 4: Simplify right side
    38,353.10x = 1,142,491,184.34
  5. Step 5: Solve for x
    x = 1,142,491,184.34/38,353.10
  6. Step 6: Final answer
    x = 29,788.76

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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.