Home / 17,148.16-25,720.35-11,636.92

Finding the Fourth Proportional to 17,148.16, 25,720.35 and 11,636.92

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Solution

The fourth proportional to 17,148.16, 25,720.35 and 11,636.92 is: 17,454.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,148.16 : 25,720.35 = 11,636.92 : x
  2. Step 2: Convert to fraction form
    17,148.16/25,720.35 = 11,636.92/x
  3. Step 3: Cross multiply
    17,148.16x = 25,720.35 × 11,636.92
  4. Step 4: Simplify right side
    17,148.16x = 299,305,655.32
  5. Step 5: Solve for x
    x = 299,305,655.32/17,148.16
  6. Step 6: Final answer
    x = 17,454.10

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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.