Home / 23,520.80-35,289.36-15,654.88

Finding the Fourth Proportional to 23,520.80, 35,289.36 and 15,654.88

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Solution

The fourth proportional to 23,520.80, 35,289.36 and 15,654.88 is: 23,487.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,520.80 : 35,289.36 = 15,654.88 : x
  2. Step 2: Convert to fraction form
    23,520.80/35,289.36 = 15,654.88/x
  3. Step 3: Cross multiply
    23,520.80x = 35,289.36 × 15,654.88
  4. Step 4: Simplify right side
    23,520.80x = 552,450,696.08
  5. Step 5: Solve for x
    x = 552,450,696.08/23,520.80
  6. Step 6: Final answer
    x = 23,487.75

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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.