Home / 22,713.89-31,327.37-14,758.70

Finding the Fourth Proportional to 22,713.89, 31,327.37 and 14,758.70

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Solution

The fourth proportional to 22,713.89, 31,327.37 and 14,758.70 is: 20,355.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,713.89 : 31,327.37 = 14,758.70 : x
  2. Step 2: Convert to fraction form
    22,713.89/31,327.37 = 14,758.70/x
  3. Step 3: Cross multiply
    22,713.89x = 31,327.37 × 14,758.70
  4. Step 4: Simplify right side
    22,713.89x = 462,351,025.19
  5. Step 5: Solve for x
    x = 462,351,025.19/22,713.89
  6. Step 6: Final answer
    x = 20,355.44

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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.