Home / 39,722.01-59,591.21-11,642.99

Finding the Fourth Proportional to 39,722.01, 59,591.21 and 11,642.99

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Solution

The fourth proportional to 39,722.01, 59,591.21 and 11,642.99 is: 17,466.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,722.01 : 59,591.21 = 11,642.99 : x
  2. Step 2: Convert to fraction form
    39,722.01/59,591.21 = 11,642.99/x
  3. Step 3: Cross multiply
    39,722.01x = 59,591.21 × 11,642.99
  4. Step 4: Simplify right side
    39,722.01x = 693,819,505.95
  5. Step 5: Solve for x
    x = 693,819,505.95/39,722.01
  6. Step 6: Final answer
    x = 17,466.88

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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.