Home / 18,316.41-25,276.66-9,932.91

Finding the Fourth Proportional to 18,316.41, 25,276.66 and 9,932.91

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Solution

The fourth proportional to 18,316.41, 25,276.66 and 9,932.91 is: 13,707.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,316.41 : 25,276.66 = 9,932.91 : x
  2. Step 2: Convert to fraction form
    18,316.41/25,276.66 = 9,932.91/x
  3. Step 3: Cross multiply
    18,316.41x = 25,276.66 × 9,932.91
  4. Step 4: Simplify right side
    18,316.41x = 251,070,788.88
  5. Step 5: Solve for x
    x = 251,070,788.88/18,316.41
  6. Step 6: Final answer
    x = 13,707.42

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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.