Home / 66,966.06-100,449.70-17,046.22

Finding the Fourth Proportional to 66,966.06, 100,449.70 and 17,046.22

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Solution

The fourth proportional to 66,966.06, 100,449.70 and 17,046.22 is: 25,569.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,966.06 : 100,449.70 = 17,046.22 : x
  2. Step 2: Convert to fraction form
    66,966.06/100,449.70 = 17,046.22/x
  3. Step 3: Cross multiply
    66,966.06x = 100,449.70 × 17,046.22
  4. Step 4: Simplify right side
    66,966.06x = 1,712,287,685.13
  5. Step 5: Solve for x
    x = 1,712,287,685.13/66,966.06
  6. Step 6: Final answer
    x = 25,569.49

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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.