Home / 15,013.80-22,528.80-6,249.60

Finding the Fourth Proportional to 15,013.80, 22,528.80 and 6,249.60

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Solution

The fourth proportional to 15,013.80, 22,528.80 and 6,249.60 is: 9,377.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,013.80 : 22,528.80 = 6,249.60 : x
  2. Step 2: Convert to fraction form
    15,013.80/22,528.80 = 6,249.60/x
  3. Step 3: Cross multiply
    15,013.80x = 22,528.80 × 6,249.60
  4. Step 4: Simplify right side
    15,013.80x = 140,795,988.48
  5. Step 5: Solve for x
    x = 140,795,988.48/15,013.80
  6. Step 6: Final answer
    x = 9,377.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.