Home / 12,599.66-17,387.52-7,293.62

Finding the Fourth Proportional to 12,599.66, 17,387.52 and 7,293.62

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Solution

The fourth proportional to 12,599.66, 17,387.52 and 7,293.62 is: 10,065.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,599.66 : 17,387.52 = 7,293.62 : x
  2. Step 2: Convert to fraction form
    12,599.66/17,387.52 = 7,293.62/x
  3. Step 3: Cross multiply
    12,599.66x = 17,387.52 × 7,293.62
  4. Step 4: Simplify right side
    12,599.66x = 126,817,963.62
  5. Step 5: Solve for x
    x = 126,817,963.62/12,599.66
  6. Step 6: Final answer
    x = 10,065.19

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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.