Home / 51,455.70-77,189.22-16,387.29

Finding the Fourth Proportional to 51,455.70, 77,189.22 and 16,387.29

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Solution

The fourth proportional to 51,455.70, 77,189.22 and 16,387.29 is: 24,582.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,455.70 : 77,189.22 = 16,387.29 : x
  2. Step 2: Convert to fraction form
    51,455.70/77,189.22 = 16,387.29/x
  3. Step 3: Cross multiply
    51,455.70x = 77,189.22 × 16,387.29
  4. Step 4: Simplify right side
    51,455.70x = 1,264,922,133.01
  5. Step 5: Solve for x
    x = 1,264,922,133.01/51,455.70
  6. Step 6: Final answer
    x = 24,582.74

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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.