Home / 49,776.78-74,653.56-28,671.96

Finding the Fourth Proportional to 49,776.78, 74,653.56 and 28,671.96

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Solution

The fourth proportional to 49,776.78, 74,653.56 and 28,671.96 is: 43,001.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,776.78 : 74,653.56 = 28,671.96 : x
  2. Step 2: Convert to fraction form
    49,776.78/74,653.56 = 28,671.96/x
  3. Step 3: Cross multiply
    49,776.78x = 74,653.56 × 28,671.96
  4. Step 4: Simplify right side
    49,776.78x = 2,140,463,886.18
  5. Step 5: Solve for x
    x = 2,140,463,886.18/49,776.78
  6. Step 6: Final answer
    x = 43,001.25

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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.