Home / 14,778.25-22,247.19-13,470.37

Finding the Fourth Proportional to 14,778.25, 22,247.19 and 13,470.37

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Solution

The fourth proportional to 14,778.25, 22,247.19 and 13,470.37 is: 20,278.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,778.25 : 22,247.19 = 13,470.37 : x
  2. Step 2: Convert to fraction form
    14,778.25/22,247.19 = 13,470.37/x
  3. Step 3: Cross multiply
    14,778.25x = 22,247.19 × 13,470.37
  4. Step 4: Simplify right side
    14,778.25x = 299,677,825.14
  5. Step 5: Solve for x
    x = 299,677,825.14/14,778.25
  6. Step 6: Final answer
    x = 20,278.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.