Home / 48,806.40-73,213.20-17,637.60

Finding the Fourth Proportional to 48,806.40, 73,213.20 and 17,637.60

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Solution

The fourth proportional to 48,806.40, 73,213.20 and 17,637.60 is: 26,457.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,806.40 : 73,213.20 = 17,637.60 : x
  2. Step 2: Convert to fraction form
    48,806.40/73,213.20 = 17,637.60/x
  3. Step 3: Cross multiply
    48,806.40x = 73,213.20 × 17,637.60
  4. Step 4: Simplify right side
    48,806.40x = 1,291,305,136.32
  5. Step 5: Solve for x
    x = 1,291,305,136.32/48,806.40
  6. Step 6: Final answer
    x = 26,457.70

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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.