Home / 39,382.70-54,284.46-34,265.12

Finding the Fourth Proportional to 39,382.70, 54,284.46 and 34,265.12

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Solution

The fourth proportional to 39,382.70, 54,284.46 and 34,265.12 is: 47,230.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,382.70 : 54,284.46 = 34,265.12 : x
  2. Step 2: Convert to fraction form
    39,382.70/54,284.46 = 34,265.12/x
  3. Step 3: Cross multiply
    39,382.70x = 54,284.46 × 34,265.12
  4. Step 4: Simplify right side
    39,382.70x = 1,860,063,536.04
  5. Step 5: Solve for x
    x = 1,860,063,536.04/39,382.70
  6. Step 6: Final answer
    x = 47,230.47

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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.