Home / 39,795.06-59,672.05-11,711.47

Finding the Fourth Proportional to 39,795.06, 59,672.05 and 11,711.47

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Solution

The fourth proportional to 39,795.06, 59,672.05 and 11,711.47 is: 17,561.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,795.06 : 59,672.05 = 11,711.47 : x
  2. Step 2: Convert to fraction form
    39,795.06/59,672.05 = 11,711.47/x
  3. Step 3: Cross multiply
    39,795.06x = 59,672.05 × 11,711.47
  4. Step 4: Simplify right side
    39,795.06x = 698,847,423.41
  5. Step 5: Solve for x
    x = 698,847,423.41/39,795.06
  6. Step 6: Final answer
    x = 17,561.16

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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.