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Finding the Fourth Proportional to 38,352, 57,528.72 and 10,650.72

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Solution

The fourth proportional to 38,352, 57,528.72 and 10,650.72 is: 15,976.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,352 : 57,528.72 = 10,650.72 : x
  2. Step 2: Convert to fraction form
    38,352/57,528.72 = 10,650.72/x
  3. Step 3: Cross multiply
    38,352x = 57,528.72 × 10,650.72
  4. Step 4: Simplify right side
    38,352x = 612,722,288.68
  5. Step 5: Solve for x
    x = 612,722,288.68/38,352
  6. Step 6: Final answer
    x = 15,976.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.