Home / 13,001.38-19,502.04-4,236.28

Finding the Fourth Proportional to 13,001.38, 19,502.04 and 4,236.28

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Solution

The fourth proportional to 13,001.38, 19,502.04 and 4,236.28 is: 6,354.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,001.38 : 19,502.04 = 4,236.28 : x
  2. Step 2: Convert to fraction form
    13,001.38/19,502.04 = 4,236.28/x
  3. Step 3: Cross multiply
    13,001.38x = 19,502.04 × 4,236.28
  4. Step 4: Simplify right side
    13,001.38x = 82,616,102.01
  5. Step 5: Solve for x
    x = 82,616,102.01/13,001.38
  6. Step 6: Final answer
    x = 6,354.41

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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.