Home / 10,020.24-15,030.53-2,998.62

Finding the Fourth Proportional to 10,020.24, 15,030.53 and 2,998.62

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Solution

The fourth proportional to 10,020.24, 15,030.53 and 2,998.62 is: 4,497.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,020.24 : 15,030.53 = 2,998.62 : x
  2. Step 2: Convert to fraction form
    10,020.24/15,030.53 = 2,998.62/x
  3. Step 3: Cross multiply
    10,020.24x = 15,030.53 × 2,998.62
  4. Step 4: Simplify right side
    10,020.24x = 45,070,844.12
  5. Step 5: Solve for x
    x = 45,070,844.12/10,020.24
  6. Step 6: Final answer
    x = 4,497.98

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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.