Home / 51,565.68-77,378.34-27,873.36

Finding the Fourth Proportional to 51,565.68, 77,378.34 and 27,873.36

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Solution

The fourth proportional to 51,565.68, 77,378.34 and 27,873.36 is: 41,826.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,565.68 : 77,378.34 = 27,873.36 : x
  2. Step 2: Convert to fraction form
    51,565.68/77,378.34 = 27,873.36/x
  3. Step 3: Cross multiply
    51,565.68x = 77,378.34 × 27,873.36
  4. Step 4: Simplify right side
    51,565.68x = 2,156,794,327.02
  5. Step 5: Solve for x
    x = 2,156,794,327.02/51,565.68
  6. Step 6: Final answer
    x = 41,826.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.