Home / 37,718.38-52,045.56-21,799.75

Finding the Fourth Proportional to 37,718.38, 52,045.56 and 21,799.75

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Solution

The fourth proportional to 37,718.38, 52,045.56 and 21,799.75 is: 30,080.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,718.38 : 52,045.56 = 21,799.75 : x
  2. Step 2: Convert to fraction form
    37,718.38/52,045.56 = 21,799.75/x
  3. Step 3: Cross multiply
    37,718.38x = 52,045.56 × 21,799.75
  4. Step 4: Simplify right side
    37,718.38x = 1,134,579,936.38
  5. Step 5: Solve for x
    x = 1,134,579,936.38/37,718.38
  6. Step 6: Final answer
    x = 30,080.30

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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.