Home / 51,826.88-77,740.75-14,389.87

Finding the Fourth Proportional to 51,826.88, 77,740.75 and 14,389.87

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Solution

The fourth proportional to 51,826.88, 77,740.75 and 14,389.87 is: 21,584.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,826.88 : 77,740.75 = 14,389.87 : x
  2. Step 2: Convert to fraction form
    51,826.88/77,740.75 = 14,389.87/x
  3. Step 3: Cross multiply
    51,826.88x = 77,740.75 × 14,389.87
  4. Step 4: Simplify right side
    51,826.88x = 1,118,679,286.20
  5. Step 5: Solve for x
    x = 1,118,679,286.20/51,826.88
  6. Step 6: Final answer
    x = 21,584.92

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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.