Home / 51,919.85-77,897.87-16,386.66

Finding the Fourth Proportional to 51,919.85, 77,897.87 and 16,386.66

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Solution

The fourth proportional to 51,919.85, 77,897.87 and 16,386.66 is: 24,585.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,919.85 : 77,897.87 = 16,386.66 : x
  2. Step 2: Convert to fraction form
    51,919.85/77,897.87 = 16,386.66/x
  3. Step 3: Cross multiply
    51,919.85x = 77,897.87 × 16,386.66
  4. Step 4: Simplify right side
    51,919.85x = 1,276,485,828.48
  5. Step 5: Solve for x
    x = 1,276,485,828.48/51,919.85
  6. Step 6: Final answer
    x = 24,585.70

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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.