Home / 25,900.54-38,767.25-13,403.39

Finding the Fourth Proportional to 25,900.54, 38,767.25 and 13,403.39

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Solution

The fourth proportional to 25,900.54, 38,767.25 and 13,403.39 is: 20,061.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,900.54 : 38,767.25 = 13,403.39 : x
  2. Step 2: Convert to fraction form
    25,900.54/38,767.25 = 13,403.39/x
  3. Step 3: Cross multiply
    25,900.54x = 38,767.25 × 13,403.39
  4. Step 4: Simplify right side
    25,900.54x = 519,612,407.04
  5. Step 5: Solve for x
    x = 519,612,407.04/25,900.54
  6. Step 6: Final answer
    x = 20,061.84

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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.