Home / 51,389.38-77,067.67-16,320.84

Finding the Fourth Proportional to 51,389.38, 77,067.67 and 16,320.84

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Solution

The fourth proportional to 51,389.38, 77,067.67 and 16,320.84 is: 24,476.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,389.38 : 77,067.67 = 16,320.84 : x
  2. Step 2: Convert to fraction form
    51,389.38/77,067.67 = 16,320.84/x
  3. Step 3: Cross multiply
    51,389.38x = 77,067.67 × 16,320.84
  4. Step 4: Simplify right side
    51,389.38x = 1,257,809,111.24
  5. Step 5: Solve for x
    x = 1,257,809,111.24/51,389.38
  6. Step 6: Final answer
    x = 24,476.05

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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.