Home / 17,478.48-24,124.56-11,103.12

Finding the Fourth Proportional to 17,478.48, 24,124.56 and 11,103.12

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Solution

The fourth proportional to 17,478.48, 24,124.56 and 11,103.12 is: 15,325.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,478.48 : 24,124.56 = 11,103.12 : x
  2. Step 2: Convert to fraction form
    17,478.48/24,124.56 = 11,103.12/x
  3. Step 3: Cross multiply
    17,478.48x = 24,124.56 × 11,103.12
  4. Step 4: Simplify right side
    17,478.48x = 267,857,884.63
  5. Step 5: Solve for x
    x = 267,857,884.63/17,478.48
  6. Step 6: Final answer
    x = 15,325.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.