Home / 22,663.92-31,277.80-12,593.36

Finding the Fourth Proportional to 22,663.92, 31,277.80 and 12,593.36

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Solution

The fourth proportional to 22,663.92, 31,277.80 and 12,593.36 is: 17,379.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,663.92 : 31,277.80 = 12,593.36 : x
  2. Step 2: Convert to fraction form
    22,663.92/31,277.80 = 12,593.36/x
  3. Step 3: Cross multiply
    22,663.92x = 31,277.80 × 12,593.36
  4. Step 4: Simplify right side
    22,663.92x = 393,892,595.41
  5. Step 5: Solve for x
    x = 393,892,595.41/22,663.92
  6. Step 6: Final answer
    x = 17,379.72

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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.