Home / 30,116.28-41,555.16-17,366.70

Finding the Fourth Proportional to 30,116.28, 41,555.16 and 17,366.70

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Solution

The fourth proportional to 30,116.28, 41,555.16 and 17,366.70 is: 23,962.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,116.28 : 41,555.16 = 17,366.70 : x
  2. Step 2: Convert to fraction form
    30,116.28/41,555.16 = 17,366.70/x
  3. Step 3: Cross multiply
    30,116.28x = 41,555.16 × 17,366.70
  4. Step 4: Simplify right side
    30,116.28x = 721,675,997.17
  5. Step 5: Solve for x
    x = 721,675,997.17/30,116.28
  6. Step 6: Final answer
    x = 23,962.99

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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.