Home / 51,496.33-77,182.11-21,851.89

Finding the Fourth Proportional to 51,496.33, 77,182.11 and 21,851.89

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Solution

The fourth proportional to 51,496.33, 77,182.11 and 21,851.89 is: 32,751.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,496.33 : 77,182.11 = 21,851.89 : x
  2. Step 2: Convert to fraction form
    51,496.33/77,182.11 = 21,851.89/x
  3. Step 3: Cross multiply
    51,496.33x = 77,182.11 × 21,851.89
  4. Step 4: Simplify right side
    51,496.33x = 1,686,574,866.68
  5. Step 5: Solve for x
    x = 1,686,574,866.68/51,496.33
  6. Step 6: Final answer
    x = 32,751.36

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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.