Home / 39,114.84-58,680.90-18,327

Finding the Fourth Proportional to 39,114.84, 58,680.90 and 18,327

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Solution

The fourth proportional to 39,114.84, 58,680.90 and 18,327 is: 27,494.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,114.84 : 58,680.90 = 18,327 : x
  2. Step 2: Convert to fraction form
    39,114.84/58,680.90 = 18,327/x
  3. Step 3: Cross multiply
    39,114.84x = 58,680.90 × 18,327
  4. Step 4: Simplify right side
    39,114.84x = 1,075,444,854.30
  5. Step 5: Solve for x
    x = 1,075,444,854.30/39,114.84
  6. Step 6: Final answer
    x = 27,494.55

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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.