Home / 15,632.34-23,448.54-3,945.55

Finding the Fourth Proportional to 15,632.34, 23,448.54 and 3,945.55

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Solution

The fourth proportional to 15,632.34, 23,448.54 and 3,945.55 is: 5,918.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,632.34 : 23,448.54 = 3,945.55 : x
  2. Step 2: Convert to fraction form
    15,632.34/23,448.54 = 3,945.55/x
  3. Step 3: Cross multiply
    15,632.34x = 23,448.54 × 3,945.55
  4. Step 4: Simplify right side
    15,632.34x = 92,517,387.00
  5. Step 5: Solve for x
    x = 92,517,387.00/15,632.34
  6. Step 6: Final answer
    x = 5,918.33

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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.