Home / 51,681.15-77,554.53-22,123.85

Finding the Fourth Proportional to 51,681.15, 77,554.53 and 22,123.85

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Solution

The fourth proportional to 51,681.15, 77,554.53 and 22,123.85 is: 33,199.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,681.15 : 77,554.53 = 22,123.85 : x
  2. Step 2: Convert to fraction form
    51,681.15/77,554.53 = 22,123.85/x
  3. Step 3: Cross multiply
    51,681.15x = 77,554.53 × 22,123.85
  4. Step 4: Simplify right side
    51,681.15x = 1,715,804,400.77
  5. Step 5: Solve for x
    x = 1,715,804,400.77/51,681.15
  6. Step 6: Final answer
    x = 33,199.81

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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.