Home / 39,806.13-59,239.34-38,477.53

Finding the Fourth Proportional to 39,806.13, 59,239.34 and 38,477.53

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Solution

The fourth proportional to 39,806.13, 59,239.34 and 38,477.53 is: 57,262.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,806.13 : 59,239.34 = 38,477.53 : x
  2. Step 2: Convert to fraction form
    39,806.13/59,239.34 = 38,477.53/x
  3. Step 3: Cross multiply
    39,806.13x = 59,239.34 × 38,477.53
  4. Step 4: Simplify right side
    39,806.13x = 2,279,383,453.87
  5. Step 5: Solve for x
    x = 2,279,383,453.87/39,806.13
  6. Step 6: Final answer
    x = 57,262.12

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.