Home / 17,622.75-24,319-11,335.13

Finding the Fourth Proportional to 17,622.75, 24,319 and 11,335.13

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Solution

The fourth proportional to 17,622.75, 24,319 and 11,335.13 is: 15,642.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,622.75 : 24,319 = 11,335.13 : x
  2. Step 2: Convert to fraction form
    17,622.75/24,319 = 11,335.13/x
  3. Step 3: Cross multiply
    17,622.75x = 24,319 × 11,335.13
  4. Step 4: Simplify right side
    17,622.75x = 275,659,026.47
  5. Step 5: Solve for x
    x = 275,659,026.47/17,622.75
  6. Step 6: Final answer
    x = 15,642.23

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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.