Home / 13,362.17-20,042.64-3,501.23

Finding the Fourth Proportional to 13,362.17, 20,042.64 and 3,501.23

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Solution

The fourth proportional to 13,362.17, 20,042.64 and 3,501.23 is: 5,251.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,362.17 : 20,042.64 = 3,501.23 : x
  2. Step 2: Convert to fraction form
    13,362.17/20,042.64 = 3,501.23/x
  3. Step 3: Cross multiply
    13,362.17x = 20,042.64 × 3,501.23
  4. Step 4: Simplify right side
    13,362.17x = 70,173,792.23
  5. Step 5: Solve for x
    x = 70,173,792.23/13,362.17
  6. Step 6: Final answer
    x = 5,251.68

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Double scale
Find fourth proportional to 13,363.17, 20,044.14 and 3,502.23
Similar ratio
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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.