Home / 22,980.32-34,314.82-18,247.22

Finding the Fourth Proportional to 22,980.32, 34,314.82 and 18,247.22

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Solution

The fourth proportional to 22,980.32, 34,314.82 and 18,247.22 is: 27,247.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,980.32 : 34,314.82 = 18,247.22 : x
  2. Step 2: Convert to fraction form
    22,980.32/34,314.82 = 18,247.22/x
  3. Step 3: Cross multiply
    22,980.32x = 34,314.82 × 18,247.22
  4. Step 4: Simplify right side
    22,980.32x = 626,150,069.80
  5. Step 5: Solve for x
    x = 626,150,069.80/22,980.32
  6. Step 6: Final answer
    x = 27,247.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.