Home / 51,945.48-77,917.68-16,886.52

Finding the Fourth Proportional to 51,945.48, 77,917.68 and 16,886.52

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Solution

The fourth proportional to 51,945.48, 77,917.68 and 16,886.52 is: 25,329.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,945.48 : 77,917.68 = 16,886.52 : x
  2. Step 2: Convert to fraction form
    51,945.48/77,917.68 = 16,886.52/x
  3. Step 3: Cross multiply
    51,945.48x = 77,917.68 × 16,886.52
  4. Step 4: Simplify right side
    51,945.48x = 1,315,758,461.67
  5. Step 5: Solve for x
    x = 1,315,758,461.67/51,945.48
  6. Step 6: Final answer
    x = 25,329.60

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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.