Home / 40,279.09-60,394.20-34,359.07

Finding the Fourth Proportional to 40,279.09, 60,394.20 and 34,359.07

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Solution

The fourth proportional to 40,279.09, 60,394.20 and 34,359.07 is: 51,517.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,279.09 : 60,394.20 = 34,359.07 : x
  2. Step 2: Convert to fraction form
    40,279.09/60,394.20 = 34,359.07/x
  3. Step 3: Cross multiply
    40,279.09x = 60,394.20 × 34,359.07
  4. Step 4: Simplify right side
    40,279.09x = 2,075,088,545.39
  5. Step 5: Solve for x
    x = 2,075,088,545.39/40,279.09
  6. Step 6: Final answer
    x = 51,517.76

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1.5x scale

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.