Home / 10,020.15-15,032.19-3,000.03

Finding the Fourth Proportional to 10,020.15, 15,032.19 and 3,000.03

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Solution

The fourth proportional to 10,020.15, 15,032.19 and 3,000.03 is: 4,500.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,020.15 : 15,032.19 = 3,000.03 : x
  2. Step 2: Convert to fraction form
    10,020.15/15,032.19 = 3,000.03/x
  3. Step 3: Cross multiply
    10,020.15x = 15,032.19 × 3,000.03
  4. Step 4: Simplify right side
    10,020.15x = 45,097,020.97
  5. Step 5: Solve for x
    x = 45,097,020.97/10,020.15
  6. Step 6: Final answer
    x = 4,500.63

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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.