Home / 10,126.64-15,191.16-9,573.68

Finding the Fourth Proportional to 10,126.64, 15,191.16 and 9,573.68

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Solution

The fourth proportional to 10,126.64, 15,191.16 and 9,573.68 is: 14,361.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,126.64 : 15,191.16 = 9,573.68 : x
  2. Step 2: Convert to fraction form
    10,126.64/15,191.16 = 9,573.68/x
  3. Step 3: Cross multiply
    10,126.64x = 15,191.16 × 9,573.68
  4. Step 4: Simplify right side
    10,126.64x = 145,435,304.67
  5. Step 5: Solve for x
    x = 145,435,304.67/10,126.64
  6. Step 6: Final answer
    x = 14,361.65

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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.