Home / 51,904.89-77,862.78-23,820.15

Finding the Fourth Proportional to 51,904.89, 77,862.78 and 23,820.15

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Solution

The fourth proportional to 51,904.89, 77,862.78 and 23,820.15 is: 35,732.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,904.89 : 77,862.78 = 23,820.15 : x
  2. Step 2: Convert to fraction form
    51,904.89/77,862.78 = 23,820.15/x
  3. Step 3: Cross multiply
    51,904.89x = 77,862.78 × 23,820.15
  4. Step 4: Simplify right side
    51,904.89x = 1,854,703,099.02
  5. Step 5: Solve for x
    x = 1,854,703,099.02/51,904.89
  6. Step 6: Final answer
    x = 35,732.72

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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.