Home / 29,290.06-40,421.04-17,965.82

Finding the Fourth Proportional to 29,290.06, 40,421.04 and 17,965.82

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Solution

The fourth proportional to 29,290.06, 40,421.04 and 17,965.82 is: 24,793.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,290.06 : 40,421.04 = 17,965.82 : x
  2. Step 2: Convert to fraction form
    29,290.06/40,421.04 = 17,965.82/x
  3. Step 3: Cross multiply
    29,290.06x = 40,421.04 × 17,965.82
  4. Step 4: Simplify right side
    29,290.06x = 726,196,881.83
  5. Step 5: Solve for x
    x = 726,196,881.83/29,290.06
  6. Step 6: Final answer
    x = 24,793.29

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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.