Home / 40,446.20-60,669.30-26,449.40

Finding the Fourth Proportional to 40,446.20, 60,669.30 and 26,449.40

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Solution

The fourth proportional to 40,446.20, 60,669.30 and 26,449.40 is: 39,674.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,446.20 : 60,669.30 = 26,449.40 : x
  2. Step 2: Convert to fraction form
    40,446.20/60,669.30 = 26,449.40/x
  3. Step 3: Cross multiply
    40,446.20x = 60,669.30 × 26,449.40
  4. Step 4: Simplify right side
    40,446.20x = 1,604,666,583.42
  5. Step 5: Solve for x
    x = 1,604,666,583.42/40,446.20
  6. Step 6: Final answer
    x = 39,674.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.