Home / 51,244.93-76,875.46-13,806.46

Finding the Fourth Proportional to 51,244.93, 76,875.46 and 13,806.46

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Solution

The fourth proportional to 51,244.93, 76,875.46 and 13,806.46 is: 20,711.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,244.93 : 76,875.46 = 13,806.46 : x
  2. Step 2: Convert to fraction form
    51,244.93/76,875.46 = 13,806.46/x
  3. Step 3: Cross multiply
    51,244.93x = 76,875.46 × 13,806.46
  4. Step 4: Simplify right side
    51,244.93x = 1,061,377,510.06
  5. Step 5: Solve for x
    x = 1,061,377,510.06/51,244.93
  6. Step 6: Final answer
    x = 20,711.86

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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.