Home / 29,099.25-40,155.08-17,159.85

Finding the Fourth Proportional to 29,099.25, 40,155.08 and 17,159.85

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Solution

The fourth proportional to 29,099.25, 40,155.08 and 17,159.85 is: 23,679.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,099.25 : 40,155.08 = 17,159.85 : x
  2. Step 2: Convert to fraction form
    29,099.25/40,155.08 = 17,159.85/x
  3. Step 3: Cross multiply
    29,099.25x = 40,155.08 × 17,159.85
  4. Step 4: Simplify right side
    29,099.25x = 689,055,063.74
  5. Step 5: Solve for x
    x = 689,055,063.74/29,099.25
  6. Step 6: Final answer
    x = 23,679.48

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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.