Home / 23,174.90-34,765.68-7,165.69

Finding the Fourth Proportional to 23,174.90, 34,765.68 and 7,165.69

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Solution

The fourth proportional to 23,174.90, 34,765.68 and 7,165.69 is: 10,749.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,174.90 : 34,765.68 = 7,165.69 : x
  2. Step 2: Convert to fraction form
    23,174.90/34,765.68 = 7,165.69/x
  3. Step 3: Cross multiply
    23,174.90x = 34,765.68 × 7,165.69
  4. Step 4: Simplify right side
    23,174.90x = 249,119,960.29
  5. Step 5: Solve for x
    x = 249,119,960.29/23,174.90
  6. Step 6: Final answer
    x = 10,749.56

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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.