Home / 29,185.20-40,275.99-17,082.90

Finding the Fourth Proportional to 29,185.20, 40,275.99 and 17,082.90

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Solution

The fourth proportional to 29,185.20, 40,275.99 and 17,082.90 is: 23,574.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,185.20 : 40,275.99 = 17,082.90 : x
  2. Step 2: Convert to fraction form
    29,185.20/40,275.99 = 17,082.90/x
  3. Step 3: Cross multiply
    29,185.20x = 40,275.99 × 17,082.90
  4. Step 4: Simplify right side
    29,185.20x = 688,030,709.57
  5. Step 5: Solve for x
    x = 688,030,709.57/29,185.20
  6. Step 6: Final answer
    x = 23,574.64

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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.