Home / 39,469.32-59,165.50-15,769.80

Finding the Fourth Proportional to 39,469.32, 59,165.50 and 15,769.80

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Solution

The fourth proportional to 39,469.32, 59,165.50 and 15,769.80 is: 23,639.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,469.32 : 59,165.50 = 15,769.80 : x
  2. Step 2: Convert to fraction form
    39,469.32/59,165.50 = 15,769.80/x
  3. Step 3: Cross multiply
    39,469.32x = 59,165.50 × 15,769.80
  4. Step 4: Simplify right side
    39,469.32x = 933,028,101.90
  5. Step 5: Solve for x
    x = 933,028,101.90/39,469.32
  6. Step 6: Final answer
    x = 23,639.33

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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.