Home / 49,655.25-74,440.91-21,554.06

Finding the Fourth Proportional to 49,655.25, 74,440.91 and 21,554.06

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Solution

The fourth proportional to 49,655.25, 74,440.91 and 21,554.06 is: 32,312.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,655.25 : 74,440.91 = 21,554.06 : x
  2. Step 2: Convert to fraction form
    49,655.25/74,440.91 = 21,554.06/x
  3. Step 3: Cross multiply
    49,655.25x = 74,440.91 × 21,554.06
  4. Step 4: Simplify right side
    49,655.25x = 1,604,503,360.62
  5. Step 5: Solve for x
    x = 1,604,503,360.62/49,655.25
  6. Step 6: Final answer
    x = 32,312.86

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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.