Home / 28,996.24-40,034.08-22,269.84

Finding the Fourth Proportional to 28,996.24, 40,034.08 and 22,269.84

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Solution

The fourth proportional to 28,996.24, 40,034.08 and 22,269.84 is: 30,747.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,996.24 : 40,034.08 = 22,269.84 : x
  2. Step 2: Convert to fraction form
    28,996.24/40,034.08 = 22,269.84/x
  3. Step 3: Cross multiply
    28,996.24x = 40,034.08 × 22,269.84
  4. Step 4: Simplify right side
    28,996.24x = 891,552,734.11
  5. Step 5: Solve for x
    x = 891,552,734.11/28,996.24
  6. Step 6: Final answer
    x = 30,747.19

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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.