Home / 47,895.78-66,096.16-27,764.35

Finding the Fourth Proportional to 47,895.78, 66,096.16 and 27,764.35

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Solution

The fourth proportional to 47,895.78, 66,096.16 and 27,764.35 is: 38,314.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,895.78 : 66,096.16 = 27,764.35 : x
  2. Step 2: Convert to fraction form
    47,895.78/66,096.16 = 27,764.35/x
  3. Step 3: Cross multiply
    47,895.78x = 66,096.16 × 27,764.35
  4. Step 4: Simplify right side
    47,895.78x = 1,835,116,919.90
  5. Step 5: Solve for x
    x = 1,835,116,919.90/47,895.78
  6. Step 6: Final answer
    x = 38,314.79

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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.