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Finding the Fourth Proportional to 14,872.68, 22,323.60 and 9,040.68

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Solution

The fourth proportional to 14,872.68, 22,323.60 and 9,040.68 is: 13,569.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,872.68 : 22,323.60 = 9,040.68 : x
  2. Step 2: Convert to fraction form
    14,872.68/22,323.60 = 9,040.68/x
  3. Step 3: Cross multiply
    14,872.68x = 22,323.60 × 9,040.68
  4. Step 4: Simplify right side
    14,872.68x = 201,820,524.05
  5. Step 5: Solve for x
    x = 201,820,524.05/14,872.68
  6. Step 6: Final answer
    x = 13,569.88

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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.