Home / 29,140.18-40,218.61-17,202.74

Finding the Fourth Proportional to 29,140.18, 40,218.61 and 17,202.74

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Solution

The fourth proportional to 29,140.18, 40,218.61 and 17,202.74 is: 23,742.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,140.18 : 40,218.61 = 17,202.74 : x
  2. Step 2: Convert to fraction form
    29,140.18/40,218.61 = 17,202.74/x
  3. Step 3: Cross multiply
    29,140.18x = 40,218.61 × 17,202.74
  4. Step 4: Simplify right side
    29,140.18x = 691,870,290.99
  5. Step 5: Solve for x
    x = 691,870,290.99/29,140.18
  6. Step 6: Final answer
    x = 23,742.83

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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.