Home / 39,415.92-59,086.29-13,102.23

Finding the Fourth Proportional to 39,415.92, 59,086.29 and 13,102.23

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Solution

The fourth proportional to 39,415.92, 59,086.29 and 13,102.23 is: 19,640.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,415.92 : 59,086.29 = 13,102.23 : x
  2. Step 2: Convert to fraction form
    39,415.92/59,086.29 = 13,102.23/x
  3. Step 3: Cross multiply
    39,415.92x = 59,086.29 × 13,102.23
  4. Step 4: Simplify right side
    39,415.92x = 774,162,161.43
  5. Step 5: Solve for x
    x = 774,162,161.43/39,415.92
  6. Step 6: Final answer
    x = 19,640.85

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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.