Home / 42,065.61-63,098.24-17,099.79

Finding the Fourth Proportional to 42,065.61, 63,098.24 and 17,099.79

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Solution

The fourth proportional to 42,065.61, 63,098.24 and 17,099.79 is: 25,649.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,065.61 : 63,098.24 = 17,099.79 : x
  2. Step 2: Convert to fraction form
    42,065.61/63,098.24 = 17,099.79/x
  3. Step 3: Cross multiply
    42,065.61x = 63,098.24 × 17,099.79
  4. Step 4: Simplify right side
    42,065.61x = 1,078,966,696.12
  5. Step 5: Solve for x
    x = 1,078,966,696.12/42,065.61
  6. Step 6: Final answer
    x = 25,649.61

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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.