Home / 17,909.03-24,713.51-9,950.78

Finding the Fourth Proportional to 17,909.03, 24,713.51 and 9,950.78

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Solution

The fourth proportional to 17,909.03, 24,713.51 and 9,950.78 is: 13,731.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,909.03 : 24,713.51 = 9,950.78 : x
  2. Step 2: Convert to fraction form
    17,909.03/24,713.51 = 9,950.78/x
  3. Step 3: Cross multiply
    17,909.03x = 24,713.51 × 9,950.78
  4. Step 4: Simplify right side
    17,909.03x = 245,918,713.07
  5. Step 5: Solve for x
    x = 245,918,713.07/17,909.03
  6. Step 6: Final answer
    x = 13,731.55

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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.