Home / 55,829.70-83,747.07-15,851.52

Finding the Fourth Proportional to 55,829.70, 83,747.07 and 15,851.52

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Solution

The fourth proportional to 55,829.70, 83,747.07 and 15,851.52 is: 23,778.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,829.70 : 83,747.07 = 15,851.52 : x
  2. Step 2: Convert to fraction form
    55,829.70/83,747.07 = 15,851.52/x
  3. Step 3: Cross multiply
    55,829.70x = 83,747.07 × 15,851.52
  4. Step 4: Simplify right side
    55,829.70x = 1,327,518,355.05
  5. Step 5: Solve for x
    x = 1,327,518,355.05/55,829.70
  6. Step 6: Final answer
    x = 23,778.00

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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.