Home / 15,957.14-23,920.05-8,940.52

Finding the Fourth Proportional to 15,957.14, 23,920.05 and 8,940.52

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Solution

The fourth proportional to 15,957.14, 23,920.05 and 8,940.52 is: 13,402.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,957.14 : 23,920.05 = 8,940.52 : x
  2. Step 2: Convert to fraction form
    15,957.14/23,920.05 = 8,940.52/x
  3. Step 3: Cross multiply
    15,957.14x = 23,920.05 × 8,940.52
  4. Step 4: Simplify right side
    15,957.14x = 213,857,565.83
  5. Step 5: Solve for x
    x = 213,857,565.83/15,957.14
  6. Step 6: Final answer
    x = 13,402.00

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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.