Home / 51,876.14-77,825.15-16,813.07

Finding the Fourth Proportional to 51,876.14, 77,825.15 and 16,813.07

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Solution

The fourth proportional to 51,876.14, 77,825.15 and 16,813.07 is: 25,223.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,876.14 : 77,825.15 = 16,813.07 : x
  2. Step 2: Convert to fraction form
    51,876.14/77,825.15 = 16,813.07/x
  3. Step 3: Cross multiply
    51,876.14x = 77,825.15 × 16,813.07
  4. Step 4: Simplify right side
    51,876.14x = 1,308,479,221.52
  5. Step 5: Solve for x
    x = 1,308,479,221.52/51,876.14
  6. Step 6: Final answer
    x = 25,223.14

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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.