Home / 51,863.63-77,795.51-14,423.70

Finding the Fourth Proportional to 51,863.63, 77,795.51 and 14,423.70

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Solution

The fourth proportional to 51,863.63, 77,795.51 and 14,423.70 is: 21,635.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,863.63 : 77,795.51 = 14,423.70 : x
  2. Step 2: Convert to fraction form
    51,863.63/77,795.51 = 14,423.70/x
  3. Step 3: Cross multiply
    51,863.63x = 77,795.51 × 14,423.70
  4. Step 4: Simplify right side
    51,863.63x = 1,122,099,133.65
  5. Step 5: Solve for x
    x = 1,122,099,133.65/51,863.63
  6. Step 6: Final answer
    x = 21,635.57

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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.