Home / 29,290.26-40,418.60-16,368.69

Finding the Fourth Proportional to 29,290.26, 40,418.60 and 16,368.69

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Solution

The fourth proportional to 29,290.26, 40,418.60 and 16,368.69 is: 22,587.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,290.26 : 40,418.60 = 16,368.69 : x
  2. Step 2: Convert to fraction form
    29,290.26/40,418.60 = 16,368.69/x
  3. Step 3: Cross multiply
    29,290.26x = 40,418.60 × 16,368.69
  4. Step 4: Simplify right side
    29,290.26x = 661,599,451.79
  5. Step 5: Solve for x
    x = 661,599,451.79/29,290.26
  6. Step 6: Final answer
    x = 22,587.69

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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.