Home / 25,356.08-38,016.84-12,201.68

Finding the Fourth Proportional to 25,356.08, 38,016.84 and 12,201.68

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Solution

The fourth proportional to 25,356.08, 38,016.84 and 12,201.68 is: 18,294.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,356.08 : 38,016.84 = 12,201.68 : x
  2. Step 2: Convert to fraction form
    25,356.08/38,016.84 = 12,201.68/x
  3. Step 3: Cross multiply
    25,356.08x = 38,016.84 × 12,201.68
  4. Step 4: Simplify right side
    25,356.08x = 463,869,316.29
  5. Step 5: Solve for x
    x = 463,869,316.29/25,356.08
  6. Step 6: Final answer
    x = 18,294.20

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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.