Home / 28,867.73-43,223.42-14,987.57

Finding the Fourth Proportional to 28,867.73, 43,223.42 and 14,987.57

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Solution

The fourth proportional to 28,867.73, 43,223.42 and 14,987.57 is: 22,440.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,867.73 : 43,223.42 = 14,987.57 : x
  2. Step 2: Convert to fraction form
    28,867.73/43,223.42 = 14,987.57/x
  3. Step 3: Cross multiply
    28,867.73x = 43,223.42 × 14,987.57
  4. Step 4: Simplify right side
    28,867.73x = 647,813,854.24
  5. Step 5: Solve for x
    x = 647,813,854.24/28,867.73
  6. Step 6: Final answer
    x = 22,440.77

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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.