Home / 51,875.94-77,819.58-18,591.42

Finding the Fourth Proportional to 51,875.94, 77,819.58 and 18,591.42

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Solution

The fourth proportional to 51,875.94, 77,819.58 and 18,591.42 is: 27,889.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,875.94 : 77,819.58 = 18,591.42 : x
  2. Step 2: Convert to fraction form
    51,875.94/77,819.58 = 18,591.42/x
  3. Step 3: Cross multiply
    51,875.94x = 77,819.58 × 18,591.42
  4. Step 4: Simplify right side
    51,875.94x = 1,446,776,496.00
  5. Step 5: Solve for x
    x = 1,446,776,496.00/51,875.94
  6. Step 6: Final answer
    x = 27,889.16

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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.