Home / 16,689.30-25,042.59-7,335.88

Finding the Fourth Proportional to 16,689.30, 25,042.59 and 7,335.88

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Solution

The fourth proportional to 16,689.30, 25,042.59 and 7,335.88 is: 11,007.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,689.30 : 25,042.59 = 7,335.88 : x
  2. Step 2: Convert to fraction form
    16,689.30/25,042.59 = 7,335.88/x
  3. Step 3: Cross multiply
    16,689.30x = 25,042.59 × 7,335.88
  4. Step 4: Simplify right side
    16,689.30x = 183,709,435.13
  5. Step 5: Solve for x
    x = 183,709,435.13/16,689.30
  6. Step 6: Final answer
    x = 11,007.62

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1.5x scale

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.