Home / 38,344.96-52,915.92-21,349.12

Finding the Fourth Proportional to 38,344.96, 52,915.92 and 21,349.12

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Solution

The fourth proportional to 38,344.96, 52,915.92 and 21,349.12 is: 29,461.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,344.96 : 52,915.92 = 21,349.12 : x
  2. Step 2: Convert to fraction form
    38,344.96/52,915.92 = 21,349.12/x
  3. Step 3: Cross multiply
    38,344.96x = 52,915.92 × 21,349.12
  4. Step 4: Simplify right side
    38,344.96x = 1,129,708,325.99
  5. Step 5: Solve for x
    x = 1,129,708,325.99/38,344.96
  6. Step 6: Final answer
    x = 29,461.72

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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.