Home / 10,013.45-15,027.53-4,470.44

Finding the Fourth Proportional to 10,013.45, 15,027.53 and 4,470.44

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Solution

The fourth proportional to 10,013.45, 15,027.53 and 4,470.44 is: 6,708.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,013.45 : 15,027.53 = 4,470.44 : x
  2. Step 2: Convert to fraction form
    10,013.45/15,027.53 = 4,470.44/x
  3. Step 3: Cross multiply
    10,013.45x = 15,027.53 × 4,470.44
  4. Step 4: Simplify right side
    10,013.45x = 67,179,573.72
  5. Step 5: Solve for x
    x = 67,179,573.72/10,013.45
  6. Step 6: Final answer
    x = 6,708.93

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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.