Home / 21,332.32-32,003.52-9,645.52

Finding the Fourth Proportional to 21,332.32, 32,003.52 and 9,645.52

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Solution

The fourth proportional to 21,332.32, 32,003.52 and 9,645.52 is: 14,470.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,332.32 : 32,003.52 = 9,645.52 : x
  2. Step 2: Convert to fraction form
    21,332.32/32,003.52 = 9,645.52/x
  3. Step 3: Cross multiply
    21,332.32x = 32,003.52 × 9,645.52
  4. Step 4: Simplify right side
    21,332.32x = 308,690,592.23
  5. Step 5: Solve for x
    x = 308,690,592.23/21,332.32
  6. Step 6: Final answer
    x = 14,470.56

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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.