Home / 51,166.95-76,758.62-21,589.14

Finding the Fourth Proportional to 51,166.95, 76,758.62 and 21,589.14

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Solution

The fourth proportional to 51,166.95, 76,758.62 and 21,589.14 is: 32,387.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,166.95 : 76,758.62 = 21,589.14 : x
  2. Step 2: Convert to fraction form
    51,166.95/76,758.62 = 21,589.14/x
  3. Step 3: Cross multiply
    51,166.95x = 76,758.62 × 21,589.14
  4. Step 4: Simplify right side
    51,166.95x = 1,657,152,647.36
  5. Step 5: Solve for x
    x = 1,657,152,647.36/51,166.95
  6. Step 6: Final answer
    x = 32,387.17

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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.