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Finding the Fourth Proportional to 10,157.59, 15,224.08 and 8,927.41

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Solution

The fourth proportional to 10,157.59, 15,224.08 and 8,927.41 is: 13,380.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,157.59 : 15,224.08 = 8,927.41 : x
  2. Step 2: Convert to fraction form
    10,157.59/15,224.08 = 8,927.41/x
  3. Step 3: Cross multiply
    10,157.59x = 15,224.08 × 8,927.41
  4. Step 4: Simplify right side
    10,157.59x = 135,911,604.03
  5. Step 5: Solve for x
    x = 135,911,604.03/10,157.59
  6. Step 6: Final answer
    x = 13,380.30

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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.