Home / 48,890.40-73,335.60-17,721.60

Finding the Fourth Proportional to 48,890.40, 73,335.60 and 17,721.60

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Solution

The fourth proportional to 48,890.40, 73,335.60 and 17,721.60 is: 26,582.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,890.40 : 73,335.60 = 17,721.60 : x
  2. Step 2: Convert to fraction form
    48,890.40/73,335.60 = 17,721.60/x
  3. Step 3: Cross multiply
    48,890.40x = 73,335.60 × 17,721.60
  4. Step 4: Simplify right side
    48,890.40x = 1,299,624,168.96
  5. Step 5: Solve for x
    x = 1,299,624,168.96/48,890.40
  6. Step 6: Final answer
    x = 26,582.40

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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.