Home / 49,378.20-74,084.58-14,319.96

Finding the Fourth Proportional to 49,378.20, 74,084.58 and 14,319.96

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Solution

The fourth proportional to 49,378.20, 74,084.58 and 14,319.96 is: 21,484.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,378.20 : 74,084.58 = 14,319.96 : x
  2. Step 2: Convert to fraction form
    49,378.20/74,084.58 = 14,319.96/x
  3. Step 3: Cross multiply
    49,378.20x = 74,084.58 × 14,319.96
  4. Step 4: Simplify right side
    49,378.20x = 1,060,888,222.22
  5. Step 5: Solve for x
    x = 1,060,888,222.22/49,378.20
  6. Step 6: Final answer
    x = 21,484.95

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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.