Home / 17,538.24-26,316-10,149.12

Finding the Fourth Proportional to 17,538.24, 26,316 and 10,149.12

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Solution

The fourth proportional to 17,538.24, 26,316 and 10,149.12 is: 15,228.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,538.24 : 26,316 = 10,149.12 : x
  2. Step 2: Convert to fraction form
    17,538.24/26,316 = 10,149.12/x
  3. Step 3: Cross multiply
    17,538.24x = 26,316 × 10,149.12
  4. Step 4: Simplify right side
    17,538.24x = 267,084,241.92
  5. Step 5: Solve for x
    x = 267,084,241.92/17,538.24
  6. Step 6: Final answer
    x = 15,228.68

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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.