Home / 47,855.11-66,035.14-27,718.53

Finding the Fourth Proportional to 47,855.11, 66,035.14 and 27,718.53

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Solution

The fourth proportional to 47,855.11, 66,035.14 and 27,718.53 is: 38,248.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,855.11 : 66,035.14 = 27,718.53 : x
  2. Step 2: Convert to fraction form
    47,855.11/66,035.14 = 27,718.53/x
  3. Step 3: Cross multiply
    47,855.11x = 66,035.14 × 27,718.53
  4. Step 4: Simplify right side
    47,855.11x = 1,830,397,009.14
  5. Step 5: Solve for x
    x = 1,830,397,009.14/47,855.11
  6. Step 6: Final answer
    x = 38,248.73

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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.