Home / 25,599.45-38,403.23-8,959.08

Finding the Fourth Proportional to 25,599.45, 38,403.23 and 8,959.08

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Solution

The fourth proportional to 25,599.45, 38,403.23 and 8,959.08 is: 13,440.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,599.45 : 38,403.23 = 8,959.08 : x
  2. Step 2: Convert to fraction form
    25,599.45/38,403.23 = 8,959.08/x
  3. Step 3: Cross multiply
    25,599.45x = 38,403.23 × 8,959.08
  4. Step 4: Simplify right side
    25,599.45x = 344,057,609.83
  5. Step 5: Solve for x
    x = 344,057,609.83/25,599.45
  6. Step 6: Final answer
    x = 13,440.04

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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.