Home / 48,017.32-72,020.58-18,414.38

Finding the Fourth Proportional to 48,017.32, 72,020.58 and 18,414.38

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Solution

The fourth proportional to 48,017.32, 72,020.58 and 18,414.38 is: 27,619.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,017.32 : 72,020.58 = 18,414.38 : x
  2. Step 2: Convert to fraction form
    48,017.32/72,020.58 = 18,414.38/x
  3. Step 3: Cross multiply
    48,017.32x = 72,020.58 × 18,414.38
  4. Step 4: Simplify right side
    48,017.32x = 1,326,214,554.03
  5. Step 5: Solve for x
    x = 1,326,214,554.03/48,017.32
  6. Step 6: Final answer
    x = 27,619.51

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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.