Home / 28,614.30-39,488.76-16,675.71

Finding the Fourth Proportional to 28,614.30, 39,488.76 and 16,675.71

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Solution

The fourth proportional to 28,614.30, 39,488.76 and 16,675.71 is: 23,013.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,614.30 : 39,488.76 = 16,675.71 : x
  2. Step 2: Convert to fraction form
    28,614.30/39,488.76 = 16,675.71/x
  3. Step 3: Cross multiply
    28,614.30x = 39,488.76 × 16,675.71
  4. Step 4: Simplify right side
    28,614.30x = 658,503,110.02
  5. Step 5: Solve for x
    x = 658,503,110.02/28,614.30
  6. Step 6: Final answer
    x = 23,013.08

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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.