Home / 47,899.42-66,101.28-27,760.18

Finding the Fourth Proportional to 47,899.42, 66,101.28 and 27,760.18

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Solution

The fourth proportional to 47,899.42, 66,101.28 and 27,760.18 is: 38,309.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,899.42 : 66,101.28 = 27,760.18 : x
  2. Step 2: Convert to fraction form
    47,899.42/66,101.28 = 27,760.18/x
  3. Step 3: Cross multiply
    47,899.42x = 66,101.28 × 27,760.18
  4. Step 4: Simplify right side
    47,899.42x = 1,834,983,431.03
  5. Step 5: Solve for x
    x = 1,834,983,431.03/47,899.42
  6. Step 6: Final answer
    x = 38,309.09

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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.