Home / 48,720.21-67,279.32-35,860.65

Finding the Fourth Proportional to 48,720.21, 67,279.32 and 35,860.65

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Solution

The fourth proportional to 48,720.21, 67,279.32 and 35,860.65 is: 49,521.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,720.21 : 67,279.32 = 35,860.65 : x
  2. Step 2: Convert to fraction form
    48,720.21/67,279.32 = 35,860.65/x
  3. Step 3: Cross multiply
    48,720.21x = 67,279.32 × 35,860.65
  4. Step 4: Simplify right side
    48,720.21x = 2,412,680,146.76
  5. Step 5: Solve for x
    x = 2,412,680,146.76/48,720.21
  6. Step 6: Final answer
    x = 49,521.14

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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.