Home / 25,589.48-38,386.04-8,947.62

Finding the Fourth Proportional to 25,589.48, 38,386.04 and 8,947.62

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Solution

The fourth proportional to 25,589.48, 38,386.04 and 8,947.62 is: 13,422.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,589.48 : 38,386.04 = 8,947.62 : x
  2. Step 2: Convert to fraction form
    25,589.48/38,386.04 = 8,947.62/x
  3. Step 3: Cross multiply
    25,589.48x = 38,386.04 × 8,947.62
  4. Step 4: Simplify right side
    25,589.48x = 343,463,654.49
  5. Step 5: Solve for x
    x = 343,463,654.49/25,589.48
  6. Step 6: Final answer
    x = 13,422.07

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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.