Home / 29,209.93-40,309.88-16,290.02

Finding the Fourth Proportional to 29,209.93, 40,309.88 and 16,290.02

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Solution

The fourth proportional to 29,209.93, 40,309.88 and 16,290.02 is: 22,480.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,209.93 : 40,309.88 = 16,290.02 : x
  2. Step 2: Convert to fraction form
    29,209.93/40,309.88 = 16,290.02/x
  3. Step 3: Cross multiply
    29,209.93x = 40,309.88 × 16,290.02
  4. Step 4: Simplify right side
    29,209.93x = 656,648,703.17
  5. Step 5: Solve for x
    x = 656,648,703.17/29,209.93
  6. Step 6: Final answer
    x = 22,480.33

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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.