Home / 20,017.40-27,559.44-16,474.52

Finding the Fourth Proportional to 20,017.40, 27,559.44 and 16,474.52

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Solution

The fourth proportional to 20,017.40, 27,559.44 and 16,474.52 is: 22,681.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,017.40 : 27,559.44 = 16,474.52 : x
  2. Step 2: Convert to fraction form
    20,017.40/27,559.44 = 16,474.52/x
  3. Step 3: Cross multiply
    20,017.40x = 27,559.44 × 16,474.52
  4. Step 4: Simplify right side
    20,017.40x = 454,028,545.47
  5. Step 5: Solve for x
    x = 454,028,545.47/20,017.40
  6. Step 6: Final answer
    x = 22,681.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.