Home / 51,433.62-77,088.78-26,485.44

Finding the Fourth Proportional to 51,433.62, 77,088.78 and 26,485.44

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Solution

The fourth proportional to 51,433.62, 77,088.78 and 26,485.44 is: 39,696.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,433.62 : 77,088.78 = 26,485.44 : x
  2. Step 2: Convert to fraction form
    51,433.62/77,088.78 = 26,485.44/x
  3. Step 3: Cross multiply
    51,433.62x = 77,088.78 × 26,485.44
  4. Step 4: Simplify right side
    51,433.62x = 2,041,730,257.36
  5. Step 5: Solve for x
    x = 2,041,730,257.36/51,433.62
  6. Step 6: Final answer
    x = 39,696.41

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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.