Home / 39,640.77-59,480.55-17,451.36

Finding the Fourth Proportional to 39,640.77, 59,480.55 and 17,451.36

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Solution

The fourth proportional to 39,640.77, 59,480.55 and 17,451.36 is: 26,185.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,640.77 : 59,480.55 = 17,451.36 : x
  2. Step 2: Convert to fraction form
    39,640.77/59,480.55 = 17,451.36/x
  3. Step 3: Cross multiply
    39,640.77x = 59,480.55 × 17,451.36
  4. Step 4: Simplify right side
    39,640.77x = 1,038,016,491.05
  5. Step 5: Solve for x
    x = 1,038,016,491.05/39,640.77
  6. Step 6: Final answer
    x = 26,185.58

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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.