Home / 22,327.65-30,811.19-13,373.10

Finding the Fourth Proportional to 22,327.65, 30,811.19 and 13,373.10

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Solution

The fourth proportional to 22,327.65, 30,811.19 and 13,373.10 is: 18,454.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,327.65 : 30,811.19 = 13,373.10 : x
  2. Step 2: Convert to fraction form
    22,327.65/30,811.19 = 13,373.10/x
  3. Step 3: Cross multiply
    22,327.65x = 30,811.19 × 13,373.10
  4. Step 4: Simplify right side
    22,327.65x = 412,041,058.12
  5. Step 5: Solve for x
    x = 412,041,058.12/22,327.65
  6. Step 6: Final answer
    x = 18,454.30

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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.