Home / 49,907.76-74,862.90-14,847.72

Finding the Fourth Proportional to 49,907.76, 74,862.90 and 14,847.72

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Solution

The fourth proportional to 49,907.76, 74,862.90 and 14,847.72 is: 22,271.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,907.76 : 74,862.90 = 14,847.72 : x
  2. Step 2: Convert to fraction form
    49,907.76/74,862.90 = 14,847.72/x
  3. Step 3: Cross multiply
    49,907.76x = 74,862.90 × 14,847.72
  4. Step 4: Simplify right side
    49,907.76x = 1,111,543,377.59
  5. Step 5: Solve for x
    x = 1,111,543,377.59/49,907.76
  6. Step 6: Final answer
    x = 22,271.95

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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.