Home / 12,521.22-18,772.11-5,937.54

Finding the Fourth Proportional to 12,521.22, 18,772.11 and 5,937.54

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Solution

The fourth proportional to 12,521.22, 18,772.11 and 5,937.54 is: 8,901.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,521.22 : 18,772.11 = 5,937.54 : x
  2. Step 2: Convert to fraction form
    12,521.22/18,772.11 = 5,937.54/x
  3. Step 3: Cross multiply
    12,521.22x = 18,772.11 × 5,937.54
  4. Step 4: Simplify right side
    12,521.22x = 111,460,154.01
  5. Step 5: Solve for x
    x = 111,460,154.01/12,521.22
  6. Step 6: Final answer
    x = 8,901.70

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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.