Home / 51,526.07-77,318.33-21,940.82

Finding the Fourth Proportional to 51,526.07, 77,318.33 and 21,940.82

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Solution

The fourth proportional to 51,526.07, 77,318.33 and 21,940.82 is: 32,923.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,526.07 : 77,318.33 = 21,940.82 : x
  2. Step 2: Convert to fraction form
    51,526.07/77,318.33 = 21,940.82/x
  3. Step 3: Cross multiply
    51,526.07x = 77,318.33 × 21,940.82
  4. Step 4: Simplify right side
    51,526.07x = 1,696,427,064.93
  5. Step 5: Solve for x
    x = 1,696,427,064.93/51,526.07
  6. Step 6: Final answer
    x = 32,923.67

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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.