Home / 56,639.76-84,842.97-33,209.70

Finding the Fourth Proportional to 56,639.76, 84,842.97 and 33,209.70

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Solution

The fourth proportional to 56,639.76, 84,842.97 and 33,209.70 is: 49,746.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,639.76 : 84,842.97 = 33,209.70 : x
  2. Step 2: Convert to fraction form
    56,639.76/84,842.97 = 33,209.70/x
  3. Step 3: Cross multiply
    56,639.76x = 84,842.97 × 33,209.70
  4. Step 4: Simplify right side
    56,639.76x = 2,817,609,580.81
  5. Step 5: Solve for x
    x = 2,817,609,580.81/56,639.76
  6. Step 6: Final answer
    x = 49,746.14

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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.