Home / 13,944.11-20,916.19-9,802.62

Finding the Fourth Proportional to 13,944.11, 20,916.19 and 9,802.62

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Solution

The fourth proportional to 13,944.11, 20,916.19 and 9,802.62 is: 14,703.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,944.11 : 20,916.19 = 9,802.62 : x
  2. Step 2: Convert to fraction form
    13,944.11/20,916.19 = 9,802.62/x
  3. Step 3: Cross multiply
    13,944.11x = 20,916.19 × 9,802.62
  4. Step 4: Simplify right side
    13,944.11x = 205,033,462.42
  5. Step 5: Solve for x
    x = 205,033,462.42/13,944.11
  6. Step 6: Final answer
    x = 14,703.95

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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.