Home / 39,964.76-59,935.80-11,883.68

Finding the Fourth Proportional to 39,964.76, 59,935.80 and 11,883.68

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Solution

The fourth proportional to 39,964.76, 59,935.80 and 11,883.68 is: 17,822.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,964.76 : 59,935.80 = 11,883.68 : x
  2. Step 2: Convert to fraction form
    39,964.76/59,935.80 = 11,883.68/x
  3. Step 3: Cross multiply
    39,964.76x = 59,935.80 × 11,883.68
  4. Step 4: Simplify right side
    39,964.76x = 712,257,867.74
  5. Step 5: Solve for x
    x = 712,257,867.74/39,964.76
  6. Step 6: Final answer
    x = 17,822.15

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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.