Home / 38,337.57-52,901.69-21,339.14

Finding the Fourth Proportional to 38,337.57, 52,901.69 and 21,339.14

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Solution

The fourth proportional to 38,337.57, 52,901.69 and 21,339.14 is: 29,445.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,337.57 : 52,901.69 = 21,339.14 : x
  2. Step 2: Convert to fraction form
    38,337.57/52,901.69 = 21,339.14/x
  3. Step 3: Cross multiply
    38,337.57x = 52,901.69 × 21,339.14
  4. Step 4: Simplify right side
    38,337.57x = 1,128,876,197.94
  5. Step 5: Solve for x
    x = 1,128,876,197.94/38,337.57
  6. Step 6: Final answer
    x = 29,445.69

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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.