Home / 17,398.85-24,026.36-11,122.16

Finding the Fourth Proportional to 17,398.85, 24,026.36 and 11,122.16

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Solution

The fourth proportional to 17,398.85, 24,026.36 and 11,122.16 is: 15,358.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,398.85 : 24,026.36 = 11,122.16 : x
  2. Step 2: Convert to fraction form
    17,398.85/24,026.36 = 11,122.16/x
  3. Step 3: Cross multiply
    17,398.85x = 24,026.36 × 11,122.16
  4. Step 4: Simplify right side
    17,398.85x = 267,224,844.40
  5. Step 5: Solve for x
    x = 267,224,844.40/17,398.85
  6. Step 6: Final answer
    x = 15,358.77

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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.