Home / 39,287.24-58,930.86-11,578.76

Finding the Fourth Proportional to 39,287.24, 58,930.86 and 11,578.76

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Solution

The fourth proportional to 39,287.24, 58,930.86 and 11,578.76 is: 17,368.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,287.24 : 58,930.86 = 11,578.76 : x
  2. Step 2: Convert to fraction form
    39,287.24/58,930.86 = 11,578.76/x
  3. Step 3: Cross multiply
    39,287.24x = 58,930.86 × 11,578.76
  4. Step 4: Simplify right side
    39,287.24x = 682,346,284.53
  5. Step 5: Solve for x
    x = 682,346,284.53/39,287.24
  6. Step 6: Final answer
    x = 17,368.14

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1.5x scale

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.