Home / 25,799.23-38,734.76-13,328.47

Finding the Fourth Proportional to 25,799.23, 38,734.76 and 13,328.47

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Solution

The fourth proportional to 25,799.23, 38,734.76 and 13,328.47 is: 20,011.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,799.23 : 38,734.76 = 13,328.47 : x
  2. Step 2: Convert to fraction form
    25,799.23/38,734.76 = 13,328.47/x
  3. Step 3: Cross multiply
    25,799.23x = 38,734.76 × 13,328.47
  4. Step 4: Simplify right side
    25,799.23x = 516,275,086.62
  5. Step 5: Solve for x
    x = 516,275,086.62/25,799.23
  6. Step 6: Final answer
    x = 20,011.26

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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.