Home / 10,127.52-15,215.64-9,568.08

Finding the Fourth Proportional to 10,127.52, 15,215.64 and 9,568.08

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Solution

The fourth proportional to 10,127.52, 15,215.64 and 9,568.08 is: 14,375.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,127.52 : 15,215.64 = 9,568.08 : x
  2. Step 2: Convert to fraction form
    10,127.52/15,215.64 = 9,568.08/x
  3. Step 3: Cross multiply
    10,127.52x = 15,215.64 × 9,568.08
  4. Step 4: Simplify right side
    10,127.52x = 145,584,460.77
  5. Step 5: Solve for x
    x = 145,584,460.77/10,127.52
  6. Step 6: Final answer
    x = 14,375.13

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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.