Home / 43,323.92-64,972.65-18,363.50

Finding the Fourth Proportional to 43,323.92, 64,972.65 and 18,363.50

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Solution

The fourth proportional to 43,323.92, 64,972.65 and 18,363.50 is: 27,539.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,323.92 : 64,972.65 = 18,363.50 : x
  2. Step 2: Convert to fraction form
    43,323.92/64,972.65 = 18,363.50/x
  3. Step 3: Cross multiply
    43,323.92x = 64,972.65 × 18,363.50
  4. Step 4: Simplify right side
    43,323.92x = 1,193,125,258.28
  5. Step 5: Solve for x
    x = 1,193,125,258.28/43,323.92
  6. Step 6: Final answer
    x = 27,539.64

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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.