Home / 51,849.17-77,815.28-23,782.45

Finding the Fourth Proportional to 51,849.17, 77,815.28 and 23,782.45

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Solution

The fourth proportional to 51,849.17, 77,815.28 and 23,782.45 is: 35,692.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,849.17 : 77,815.28 = 23,782.45 : x
  2. Step 2: Convert to fraction form
    51,849.17/77,815.28 = 23,782.45/x
  3. Step 3: Cross multiply
    51,849.17x = 77,815.28 × 23,782.45
  4. Step 4: Simplify right side
    51,849.17x = 1,850,637,870.75
  5. Step 5: Solve for x
    x = 1,850,637,870.75/51,849.17
  6. Step 6: Final answer
    x = 35,692.72

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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.