Home / 19,377.83-29,041.96-16,868.76

Finding the Fourth Proportional to 19,377.83, 29,041.96 and 16,868.76

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Solution

The fourth proportional to 19,377.83, 29,041.96 and 16,868.76 is: 25,281.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,377.83 : 29,041.96 = 16,868.76 : x
  2. Step 2: Convert to fraction form
    19,377.83/29,041.96 = 16,868.76/x
  3. Step 3: Cross multiply
    19,377.83x = 29,041.96 × 16,868.76
  4. Step 4: Simplify right side
    19,377.83x = 489,901,733.72
  5. Step 5: Solve for x
    x = 489,901,733.72/19,377.83
  6. Step 6: Final answer
    x = 25,281.55

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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.