Home / 39,675.68-54,748.95-22,676.55

Finding the Fourth Proportional to 39,675.68, 54,748.95 and 22,676.55

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Solution

The fourth proportional to 39,675.68, 54,748.95 and 22,676.55 is: 31,291.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,675.68 : 54,748.95 = 22,676.55 : x
  2. Step 2: Convert to fraction form
    39,675.68/54,748.95 = 22,676.55/x
  3. Step 3: Cross multiply
    39,675.68x = 54,748.95 × 22,676.55
  4. Step 4: Simplify right side
    39,675.68x = 1,241,517,302.12
  5. Step 5: Solve for x
    x = 1,241,517,302.12/39,675.68
  6. Step 6: Final answer
    x = 31,291.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.