Home / 38,325.12-52,888.64-22,406.38

Finding the Fourth Proportional to 38,325.12, 52,888.64 and 22,406.38

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Solution

The fourth proportional to 38,325.12, 52,888.64 and 22,406.38 is: 30,920.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,325.12 : 52,888.64 = 22,406.38 : x
  2. Step 2: Convert to fraction form
    38,325.12/52,888.64 = 22,406.38/x
  3. Step 3: Cross multiply
    38,325.12x = 52,888.64 × 22,406.38
  4. Step 4: Simplify right side
    38,325.12x = 1,185,042,965.52
  5. Step 5: Solve for x
    x = 1,185,042,965.52/38,325.12
  6. Step 6: Final answer
    x = 30,920.79

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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.