Home / 15,174.48-22,740.78-7,763.16

Finding the Fourth Proportional to 15,174.48, 22,740.78 and 7,763.16

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Solution

The fourth proportional to 15,174.48, 22,740.78 and 7,763.16 is: 11,634.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,174.48 : 22,740.78 = 7,763.16 : x
  2. Step 2: Convert to fraction form
    15,174.48/22,740.78 = 7,763.16/x
  3. Step 3: Cross multiply
    15,174.48x = 22,740.78 × 7,763.16
  4. Step 4: Simplify right side
    15,174.48x = 176,540,313.66
  5. Step 5: Solve for x
    x = 176,540,313.66/15,174.48
  6. Step 6: Final answer
    x = 11,634.03

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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.