Home / 51,863.10-77,807.01-16,802.70

Finding the Fourth Proportional to 51,863.10, 77,807.01 and 16,802.70

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Solution

The fourth proportional to 51,863.10, 77,807.01 and 16,802.70 is: 25,208.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,863.10 : 77,807.01 = 16,802.70 : x
  2. Step 2: Convert to fraction form
    51,863.10/77,807.01 = 16,802.70/x
  3. Step 3: Cross multiply
    51,863.10x = 77,807.01 × 16,802.70
  4. Step 4: Simplify right side
    51,863.10x = 1,307,367,846.93
  5. Step 5: Solve for x
    x = 1,307,367,846.93/51,863.10
  6. Step 6: Final answer
    x = 25,208.05

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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.