Home / 37,718.74-52,046.08-21,800.12

Finding the Fourth Proportional to 37,718.74, 52,046.08 and 21,800.12

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Solution

The fourth proportional to 37,718.74, 52,046.08 and 21,800.12 is: 30,080.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,718.74 : 52,046.08 = 21,800.12 : x
  2. Step 2: Convert to fraction form
    37,718.74/52,046.08 = 21,800.12/x
  3. Step 3: Cross multiply
    37,718.74x = 52,046.08 × 21,800.12
  4. Step 4: Simplify right side
    37,718.74x = 1,134,610,789.53
  5. Step 5: Solve for x
    x = 1,134,610,789.53/37,718.74
  6. Step 6: Final answer
    x = 30,080.82

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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.