Home / 49,865.68-74,810.80-14,805.28

Finding the Fourth Proportional to 49,865.68, 74,810.80 and 14,805.28

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Solution

The fourth proportional to 49,865.68, 74,810.80 and 14,805.28 is: 22,211.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,865.68 : 74,810.80 = 14,805.28 : x
  2. Step 2: Convert to fraction form
    49,865.68/74,810.80 = 14,805.28/x
  3. Step 3: Cross multiply
    49,865.68x = 74,810.80 × 14,805.28
  4. Step 4: Simplify right side
    49,865.68x = 1,107,594,841.02
  5. Step 5: Solve for x
    x = 1,107,594,841.02/49,865.68
  6. Step 6: Final answer
    x = 22,211.57

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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.