Home / 48,443.09-66,850.61-29,580.21

Finding the Fourth Proportional to 48,443.09, 66,850.61 and 29,580.21

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Solution

The fourth proportional to 48,443.09, 66,850.61 and 29,580.21 is: 40,820.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,443.09 : 66,850.61 = 29,580.21 : x
  2. Step 2: Convert to fraction form
    48,443.09/66,850.61 = 29,580.21/x
  3. Step 3: Cross multiply
    48,443.09x = 66,850.61 × 29,580.21
  4. Step 4: Simplify right side
    48,443.09x = 1,977,454,934.53
  5. Step 5: Solve for x
    x = 1,977,454,934.53/48,443.09
  6. Step 6: Final answer
    x = 40,820.17

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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.