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Finding the Fourth Proportional to 15,262.16, 22,903.50 and 5,401.40

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Solution

The fourth proportional to 15,262.16, 22,903.50 and 5,401.40 is: 8,105.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,262.16 : 22,903.50 = 5,401.40 : x
  2. Step 2: Convert to fraction form
    15,262.16/22,903.50 = 5,401.40/x
  3. Step 3: Cross multiply
    15,262.16x = 22,903.50 × 5,401.40
  4. Step 4: Simplify right side
    15,262.16x = 123,710,964.90
  5. Step 5: Solve for x
    x = 123,710,964.90/15,262.16
  6. Step 6: Final answer
    x = 8,105.73

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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.