Home / 23,557.39-32,509.26-12,947.71

Finding the Fourth Proportional to 23,557.39, 32,509.26 and 12,947.71

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Solution

The fourth proportional to 23,557.39, 32,509.26 and 12,947.71 is: 17,867.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,557.39 : 32,509.26 = 12,947.71 : x
  2. Step 2: Convert to fraction form
    23,557.39/32,509.26 = 12,947.71/x
  3. Step 3: Cross multiply
    23,557.39x = 32,509.26 × 12,947.71
  4. Step 4: Simplify right side
    23,557.39x = 420,920,470.79
  5. Step 5: Solve for x
    x = 420,920,470.79/23,557.39
  6. Step 6: Final answer
    x = 17,867.87

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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.