Home / 28,834.17-39,791.16-16,258.92

Finding the Fourth Proportional to 28,834.17, 39,791.16 and 16,258.92

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Solution

The fourth proportional to 28,834.17, 39,791.16 and 16,258.92 is: 22,437.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,834.17 : 39,791.16 = 16,258.92 : x
  2. Step 2: Convert to fraction form
    28,834.17/39,791.16 = 16,258.92/x
  3. Step 3: Cross multiply
    28,834.17x = 39,791.16 × 16,258.92
  4. Step 4: Simplify right side
    28,834.17x = 646,961,287.15
  5. Step 5: Solve for x
    x = 646,961,287.15/28,834.17
  6. Step 6: Final answer
    x = 22,437.31

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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.