Home / 49,688.59-74,523.37-19,293.72

Finding the Fourth Proportional to 49,688.59, 74,523.37 and 19,293.72

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Solution

The fourth proportional to 49,688.59, 74,523.37 and 19,293.72 is: 28,936.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,688.59 : 74,523.37 = 19,293.72 : x
  2. Step 2: Convert to fraction form
    49,688.59/74,523.37 = 19,293.72/x
  3. Step 3: Cross multiply
    49,688.59x = 74,523.37 × 19,293.72
  4. Step 4: Simplify right side
    49,688.59x = 1,437,833,034.24
  5. Step 5: Solve for x
    x = 1,437,833,034.24/49,688.59
  6. Step 6: Final answer
    x = 28,936.89

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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.