Home / 25,654.20-35,410.86-15,048.12

Finding the Fourth Proportional to 25,654.20, 35,410.86 and 15,048.12

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Solution

The fourth proportional to 25,654.20, 35,410.86 and 15,048.12 is: 20,771.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,654.20 : 35,410.86 = 15,048.12 : x
  2. Step 2: Convert to fraction form
    25,654.20/35,410.86 = 15,048.12/x
  3. Step 3: Cross multiply
    25,654.20x = 35,410.86 × 15,048.12
  4. Step 4: Simplify right side
    25,654.20x = 532,866,870.58
  5. Step 5: Solve for x
    x = 532,866,870.58/25,654.20
  6. Step 6: Final answer
    x = 20,771.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.