Home / 22,449.23-30,980.02-12,377.47

Finding the Fourth Proportional to 22,449.23, 30,980.02 and 12,377.47

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Solution

The fourth proportional to 22,449.23, 30,980.02 and 12,377.47 is: 17,080.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,449.23 : 30,980.02 = 12,377.47 : x
  2. Step 2: Convert to fraction form
    22,449.23/30,980.02 = 12,377.47/x
  3. Step 3: Cross multiply
    22,449.23x = 30,980.02 × 12,377.47
  4. Step 4: Simplify right side
    22,449.23x = 383,454,284.62
  5. Step 5: Solve for x
    x = 383,454,284.62/22,449.23
  6. Step 6: Final answer
    x = 17,080.96

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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.