Home / 18,269.96-25,213.68-10,313.53

Finding the Fourth Proportional to 18,269.96, 25,213.68 and 10,313.53

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Solution

The fourth proportional to 18,269.96, 25,213.68 and 10,313.53 is: 14,233.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,269.96 : 25,213.68 = 10,313.53 : x
  2. Step 2: Convert to fraction form
    18,269.96/25,213.68 = 10,313.53/x
  3. Step 3: Cross multiply
    18,269.96x = 25,213.68 × 10,313.53
  4. Step 4: Simplify right side
    18,269.96x = 260,041,982.06
  5. Step 5: Solve for x
    x = 260,041,982.06/18,269.96
  6. Step 6: Final answer
    x = 14,233.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.