Home / 39,769.08-59,616.54-13,455.52

Finding the Fourth Proportional to 39,769.08, 59,616.54 and 13,455.52

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Solution

The fourth proportional to 39,769.08, 59,616.54 and 13,455.52 is: 20,170.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,769.08 : 59,616.54 = 13,455.52 : x
  2. Step 2: Convert to fraction form
    39,769.08/59,616.54 = 13,455.52/x
  3. Step 3: Cross multiply
    39,769.08x = 59,616.54 × 13,455.52
  4. Step 4: Simplify right side
    39,769.08x = 802,171,546.30
  5. Step 5: Solve for x
    x = 802,171,546.30/39,769.08
  6. Step 6: Final answer
    x = 20,170.73

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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.