Home / 10,014.28-15,030.51-5,338.24

Finding the Fourth Proportional to 10,014.28, 15,030.51 and 5,338.24

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Solution

The fourth proportional to 10,014.28, 15,030.51 and 5,338.24 is: 8,012.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,014.28 : 15,030.51 = 5,338.24 : x
  2. Step 2: Convert to fraction form
    10,014.28/15,030.51 = 5,338.24/x
  3. Step 3: Cross multiply
    10,014.28x = 15,030.51 × 5,338.24
  4. Step 4: Simplify right side
    10,014.28x = 80,236,469.70
  5. Step 5: Solve for x
    x = 80,236,469.70/10,014.28
  6. Step 6: Final answer
    x = 8,012.21

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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.