Home / 29,066.20-40,109.99-16,146.31

Finding the Fourth Proportional to 29,066.20, 40,109.99 and 16,146.31

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Solution

The fourth proportional to 29,066.20, 40,109.99 and 16,146.31 is: 22,281.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,066.20 : 40,109.99 = 16,146.31 : x
  2. Step 2: Convert to fraction form
    29,066.20/40,109.99 = 16,146.31/x
  3. Step 3: Cross multiply
    29,066.20x = 40,109.99 × 16,146.31
  4. Step 4: Simplify right side
    29,066.20x = 647,628,332.64
  5. Step 5: Solve for x
    x = 647,628,332.64/29,066.20
  6. Step 6: Final answer
    x = 22,281.15

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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.