Home / 51,745.52-77,610.36-16,681.52

Finding the Fourth Proportional to 51,745.52, 77,610.36 and 16,681.52

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Solution

The fourth proportional to 51,745.52, 77,610.36 and 16,681.52 is: 25,019.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,745.52 : 77,610.36 = 16,681.52 : x
  2. Step 2: Convert to fraction form
    51,745.52/77,610.36 = 16,681.52/x
  3. Step 3: Cross multiply
    51,745.52x = 77,610.36 × 16,681.52
  4. Step 4: Simplify right side
    51,745.52x = 1,294,658,772.55
  5. Step 5: Solve for x
    x = 1,294,658,772.55/51,745.52
  6. Step 6: Final answer
    x = 25,019.73

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1.5x scale

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.