Home / 17,711.32-26,567.02-9,915.88

Finding the Fourth Proportional to 17,711.32, 26,567.02 and 9,915.88

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Solution

The fourth proportional to 17,711.32, 26,567.02 and 9,915.88 is: 14,873.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,711.32 : 26,567.02 = 9,915.88 : x
  2. Step 2: Convert to fraction form
    17,711.32/26,567.02 = 9,915.88/x
  3. Step 3: Cross multiply
    17,711.32x = 26,567.02 × 9,915.88
  4. Step 4: Simplify right side
    17,711.32x = 263,435,382.28
  5. Step 5: Solve for x
    x = 263,435,382.28/17,711.32
  6. Step 6: Final answer
    x = 14,873.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.