Home / 39,917.72-59,882.74-13,616.32

Finding the Fourth Proportional to 39,917.72, 59,882.74 and 13,616.32

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Solution

The fourth proportional to 39,917.72, 59,882.74 and 13,616.32 is: 20,426.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,917.72 : 59,882.74 = 13,616.32 : x
  2. Step 2: Convert to fraction form
    39,917.72/59,882.74 = 13,616.32/x
  3. Step 3: Cross multiply
    39,917.72x = 59,882.74 × 13,616.32
  4. Step 4: Simplify right side
    39,917.72x = 815,382,550.32
  5. Step 5: Solve for x
    x = 815,382,550.32/39,917.72
  6. Step 6: Final answer
    x = 20,426.58

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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.