Home / 29,154.24-40,227.12-17,221.32

Finding the Fourth Proportional to 29,154.24, 40,227.12 and 17,221.32

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Solution

The fourth proportional to 29,154.24, 40,227.12 and 17,221.32 is: 23,762.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,154.24 : 40,227.12 = 17,221.32 : x
  2. Step 2: Convert to fraction form
    29,154.24/40,227.12 = 17,221.32/x
  3. Step 3: Cross multiply
    29,154.24x = 40,227.12 × 17,221.32
  4. Step 4: Simplify right side
    29,154.24x = 692,764,106.20
  5. Step 5: Solve for x
    x = 692,764,106.20/29,154.24
  6. Step 6: Final answer
    x = 23,762.04

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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.