Home / 29,320-40,464.16-16,074.56

Finding the Fourth Proportional to 29,320, 40,464.16 and 16,074.56

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Solution

The fourth proportional to 29,320, 40,464.16 and 16,074.56 is: 22,184.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,320 : 40,464.16 = 16,074.56 : x
  2. Step 2: Convert to fraction form
    29,320/40,464.16 = 16,074.56/x
  3. Step 3: Cross multiply
    29,320x = 40,464.16 × 16,074.56
  4. Step 4: Simplify right side
    29,320x = 650,443,567.77
  5. Step 5: Solve for x
    x = 650,443,567.77/29,320
  6. Step 6: Final answer
    x = 22,184.30

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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.