Home / 23,529.29-32,470.77-12,918.92

Finding the Fourth Proportional to 23,529.29, 32,470.77 and 12,918.92

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Solution

The fourth proportional to 23,529.29, 32,470.77 and 12,918.92 is: 17,828.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,529.29 : 32,470.77 = 12,918.92 : x
  2. Step 2: Convert to fraction form
    23,529.29/32,470.77 = 12,918.92/x
  3. Step 3: Cross multiply
    23,529.29x = 32,470.77 × 12,918.92
  4. Step 4: Simplify right side
    23,529.29x = 419,487,279.97
  5. Step 5: Solve for x
    x = 419,487,279.97/23,529.29
  6. Step 6: Final answer
    x = 17,828.30

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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.