Home / 22,377.08-30,884.46-12,946.52

Finding the Fourth Proportional to 22,377.08, 30,884.46 and 12,946.52

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Solution

The fourth proportional to 22,377.08, 30,884.46 and 12,946.52 is: 17,868.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,377.08 : 30,884.46 = 12,946.52 : x
  2. Step 2: Convert to fraction form
    22,377.08/30,884.46 = 12,946.52/x
  3. Step 3: Cross multiply
    22,377.08x = 30,884.46 × 12,946.52
  4. Step 4: Simplify right side
    22,377.08x = 399,846,279.08
  5. Step 5: Solve for x
    x = 399,846,279.08/22,377.08
  6. Step 6: Final answer
    x = 17,868.56

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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.