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Finding the Fourth Proportional to 10,014.03, 15,030.14 and 5,337.99

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Solution

The fourth proportional to 10,014.03, 15,030.14 and 5,337.99 is: 8,011.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,014.03 : 15,030.14 = 5,337.99 : x
  2. Step 2: Convert to fraction form
    10,014.03/15,030.14 = 5,337.99/x
  3. Step 3: Cross multiply
    10,014.03x = 15,030.14 × 5,337.99
  4. Step 4: Simplify right side
    10,014.03x = 80,230,710.33
  5. Step 5: Solve for x
    x = 80,230,710.33/10,014.03
  6. Step 6: Final answer
    x = 8,011.83

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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.