Home / 17,641.07-24,330.40-15,512.16

Finding the Fourth Proportional to 17,641.07, 24,330.40 and 15,512.16

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Solution

The fourth proportional to 17,641.07, 24,330.40 and 15,512.16 is: 21,394.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,641.07 : 24,330.40 = 15,512.16 : x
  2. Step 2: Convert to fraction form
    17,641.07/24,330.40 = 15,512.16/x
  3. Step 3: Cross multiply
    17,641.07x = 24,330.40 × 15,512.16
  4. Step 4: Simplify right side
    17,641.07x = 377,417,057.66
  5. Step 5: Solve for x
    x = 377,417,057.66/17,641.07
  6. Step 6: Final answer
    x = 21,394.23

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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.