Home / 10,014.11-15,028.55-4,749.14

Finding the Fourth Proportional to 10,014.11, 15,028.55 and 4,749.14

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Solution

The fourth proportional to 10,014.11, 15,028.55 and 4,749.14 is: 7,127.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,014.11 : 15,028.55 = 4,749.14 : x
  2. Step 2: Convert to fraction form
    10,014.11/15,028.55 = 4,749.14/x
  3. Step 3: Cross multiply
    10,014.11x = 15,028.55 × 4,749.14
  4. Step 4: Simplify right side
    10,014.11x = 71,372,624.68
  5. Step 5: Solve for x
    x = 71,372,624.68/10,014.11
  6. Step 6: Final answer
    x = 7,127.20

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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.