Home / 25,017.93-37,545.35-20,146.39

Finding the Fourth Proportional to 25,017.93, 37,545.35 and 20,146.39

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Solution

The fourth proportional to 25,017.93, 37,545.35 and 20,146.39 is: 30,234.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,017.93 : 37,545.35 = 20,146.39 : x
  2. Step 2: Convert to fraction form
    25,017.93/37,545.35 = 20,146.39/x
  3. Step 3: Cross multiply
    25,017.93x = 37,545.35 × 20,146.39
  4. Step 4: Simplify right side
    25,017.93x = 756,403,069.19
  5. Step 5: Solve for x
    x = 756,403,069.19/25,017.93
  6. Step 6: Final answer
    x = 30,234.44

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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.