Home / 29,109.52-40,170.77-16,364.82

Finding the Fourth Proportional to 29,109.52, 40,170.77 and 16,364.82

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Solution

The fourth proportional to 29,109.52, 40,170.77 and 16,364.82 is: 22,583.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,109.52 : 40,170.77 = 16,364.82 : x
  2. Step 2: Convert to fraction form
    29,109.52/40,170.77 = 16,364.82/x
  3. Step 3: Cross multiply
    29,109.52x = 40,170.77 × 16,364.82
  4. Step 4: Simplify right side
    29,109.52x = 657,387,642.55
  5. Step 5: Solve for x
    x = 657,387,642.55/29,109.52
  6. Step 6: Final answer
    x = 22,583.26

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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.