Home / 39,314.09-58,995.77-15,940.59

Finding the Fourth Proportional to 39,314.09, 58,995.77 and 15,940.59

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Solution

The fourth proportional to 39,314.09, 58,995.77 and 15,940.59 is: 23,920.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,314.09 : 58,995.77 = 15,940.59 : x
  2. Step 2: Convert to fraction form
    39,314.09/58,995.77 = 15,940.59/x
  3. Step 3: Cross multiply
    39,314.09x = 58,995.77 × 15,940.59
  4. Step 4: Simplify right side
    39,314.09x = 940,427,301.60
  5. Step 5: Solve for x
    x = 940,427,301.60/39,314.09
  6. Step 6: Final answer
    x = 23,920.87

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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.