Home / 53,581.68-80,283.96-18,501.84

Finding the Fourth Proportional to 53,581.68, 80,283.96 and 18,501.84

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Solution

The fourth proportional to 53,581.68, 80,283.96 and 18,501.84 is: 27,722.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,581.68 : 80,283.96 = 18,501.84 : x
  2. Step 2: Convert to fraction form
    53,581.68/80,283.96 = 18,501.84/x
  3. Step 3: Cross multiply
    53,581.68x = 80,283.96 × 18,501.84
  4. Step 4: Simplify right side
    53,581.68x = 1,485,400,982.49
  5. Step 5: Solve for x
    x = 1,485,400,982.49/53,581.68
  6. Step 6: Final answer
    x = 27,722.18

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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.