Home / 18,032.95-24,885.90-9,966.61

Finding the Fourth Proportional to 18,032.95, 24,885.90 and 9,966.61

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Solution

The fourth proportional to 18,032.95, 24,885.90 and 9,966.61 is: 13,754.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,032.95 : 24,885.90 = 9,966.61 : x
  2. Step 2: Convert to fraction form
    18,032.95/24,885.90 = 9,966.61/x
  3. Step 3: Cross multiply
    18,032.95x = 24,885.90 × 9,966.61
  4. Step 4: Simplify right side
    18,032.95x = 248,028,059.80
  5. Step 5: Solve for x
    x = 248,028,059.80/18,032.95
  6. Step 6: Final answer
    x = 13,754.16

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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.