Home / 38,073.60-52,541.52-21,306.72

Finding the Fourth Proportional to 38,073.60, 52,541.52 and 21,306.72

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Solution

The fourth proportional to 38,073.60, 52,541.52 and 21,306.72 is: 29,403.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,073.60 : 52,541.52 = 21,306.72 : x
  2. Step 2: Convert to fraction form
    38,073.60/52,541.52 = 21,306.72/x
  3. Step 3: Cross multiply
    38,073.60x = 52,541.52 × 21,306.72
  4. Step 4: Simplify right side
    38,073.60x = 1,119,487,455.01
  5. Step 5: Solve for x
    x = 1,119,487,455.01/38,073.60
  6. Step 6: Final answer
    x = 29,403.25

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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.