Home / 51,875.84-77,801.31-23,778.36

Finding the Fourth Proportional to 51,875.84, 77,801.31 and 23,778.36

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Solution

The fourth proportional to 51,875.84, 77,801.31 and 23,778.36 is: 35,661.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,875.84 : 77,801.31 = 23,778.36 : x
  2. Step 2: Convert to fraction form
    51,875.84/77,801.31 = 23,778.36/x
  3. Step 3: Cross multiply
    51,875.84x = 77,801.31 × 23,778.36
  4. Step 4: Simplify right side
    51,875.84x = 1,849,987,557.65
  5. Step 5: Solve for x
    x = 1,849,987,557.65/51,875.84
  6. Step 6: Final answer
    x = 35,661.83

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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.