Home / 19,589.75-29,386.14-5,549.55

Finding the Fourth Proportional to 19,589.75, 29,386.14 and 5,549.55

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Solution

The fourth proportional to 19,589.75, 29,386.14 and 5,549.55 is: 8,324.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,589.75 : 29,386.14 = 5,549.55 : x
  2. Step 2: Convert to fraction form
    19,589.75/29,386.14 = 5,549.55/x
  3. Step 3: Cross multiply
    19,589.75x = 29,386.14 × 5,549.55
  4. Step 4: Simplify right side
    19,589.75x = 163,079,853.24
  5. Step 5: Solve for x
    x = 163,079,853.24/19,589.75
  6. Step 6: Final answer
    x = 8,324.76

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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.