Home / 10,000.24-15,000.33-5,555.82

Finding the Fourth Proportional to 10,000.24, 15,000.33 and 5,555.82

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Solution

The fourth proportional to 10,000.24, 15,000.33 and 5,555.82 is: 8,333.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,000.24 : 15,000.33 = 5,555.82 : x
  2. Step 2: Convert to fraction form
    10,000.24/15,000.33 = 5,555.82/x
  3. Step 3: Cross multiply
    10,000.24x = 15,000.33 × 5,555.82
  4. Step 4: Simplify right side
    10,000.24x = 83,339,133.42
  5. Step 5: Solve for x
    x = 83,339,133.42/10,000.24
  6. Step 6: Final answer
    x = 8,333.71

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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.