Home / 25,004.40-37,456.20-15,615.60

Finding the Fourth Proportional to 25,004.40, 37,456.20 and 15,615.60

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Solution

The fourth proportional to 25,004.40, 37,456.20 and 15,615.60 is: 23,391.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,004.40 : 37,456.20 = 15,615.60 : x
  2. Step 2: Convert to fraction form
    25,004.40/37,456.20 = 15,615.60/x
  3. Step 3: Cross multiply
    25,004.40x = 37,456.20 × 15,615.60
  4. Step 4: Simplify right side
    25,004.40x = 584,901,036.72
  5. Step 5: Solve for x
    x = 584,901,036.72/25,004.40
  6. Step 6: Final answer
    x = 23,391.92

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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.