Home / 13,305.18-19,962.48-5,908.97

Finding the Fourth Proportional to 13,305.18, 19,962.48 and 5,908.97

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Solution

The fourth proportional to 13,305.18, 19,962.48 and 5,908.97 is: 8,865.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,305.18 : 19,962.48 = 5,908.97 : x
  2. Step 2: Convert to fraction form
    13,305.18/19,962.48 = 5,908.97/x
  3. Step 3: Cross multiply
    13,305.18x = 19,962.48 × 5,908.97
  4. Step 4: Simplify right side
    13,305.18x = 117,957,595.63
  5. Step 5: Solve for x
    x = 117,957,595.63/13,305.18
  6. Step 6: Final answer
    x = 8,865.54

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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.