Home / 29,559.69-40,791.11-16,130.61

Finding the Fourth Proportional to 29,559.69, 40,791.11 and 16,130.61

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Solution

The fourth proportional to 29,559.69, 40,791.11 and 16,130.61 is: 22,259.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,559.69 : 40,791.11 = 16,130.61 : x
  2. Step 2: Convert to fraction form
    29,559.69/40,791.11 = 16,130.61/x
  3. Step 3: Cross multiply
    29,559.69x = 40,791.11 × 16,130.61
  4. Step 4: Simplify right side
    29,559.69x = 657,985,406.22
  5. Step 5: Solve for x
    x = 657,985,406.22/29,559.69
  6. Step 6: Final answer
    x = 22,259.55

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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.