Home / 55,266.48-82,900.56-13,713.52

Finding the Fourth Proportional to 55,266.48, 82,900.56 and 13,713.52

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Solution

The fourth proportional to 55,266.48, 82,900.56 and 13,713.52 is: 20,570.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,266.48 : 82,900.56 = 13,713.52 : x
  2. Step 2: Convert to fraction form
    55,266.48/82,900.56 = 13,713.52/x
  3. Step 3: Cross multiply
    55,266.48x = 82,900.56 × 13,713.52
  4. Step 4: Simplify right side
    55,266.48x = 1,136,858,487.57
  5. Step 5: Solve for x
    x = 1,136,858,487.57/55,266.48
  6. Step 6: Final answer
    x = 20,570.49

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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.