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Finding the Fourth Proportional to 15,282.90, 22,940.07 and 9,363.87

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Solution

The fourth proportional to 15,282.90, 22,940.07 and 9,363.87 is: 14,055.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,282.90 : 22,940.07 = 9,363.87 : x
  2. Step 2: Convert to fraction form
    15,282.90/22,940.07 = 9,363.87/x
  3. Step 3: Cross multiply
    15,282.90x = 22,940.07 × 9,363.87
  4. Step 4: Simplify right side
    15,282.90x = 214,807,798.16
  5. Step 5: Solve for x
    x = 214,807,798.16/15,282.90
  6. Step 6: Final answer
    x = 14,055.43

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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.