Home / 10,023.45-15,025.26-4,749.20

Finding the Fourth Proportional to 10,023.45, 15,025.26 and 4,749.20

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Solution

The fourth proportional to 10,023.45, 15,025.26 and 4,749.20 is: 7,119.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,023.45 : 15,025.26 = 4,749.20 : x
  2. Step 2: Convert to fraction form
    10,023.45/15,025.26 = 4,749.20/x
  3. Step 3: Cross multiply
    10,023.45x = 15,025.26 × 4,749.20
  4. Step 4: Simplify right side
    10,023.45x = 71,357,889.67
  5. Step 5: Solve for x
    x = 71,357,889.67/10,023.45
  6. Step 6: Final answer
    x = 7,119.09

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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.