Home / 25,806.96-38,727.72-9,166.32

Finding the Fourth Proportional to 25,806.96, 38,727.72 and 9,166.32

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Solution

The fourth proportional to 25,806.96, 38,727.72 and 9,166.32 is: 13,755.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,806.96 : 38,727.72 = 9,166.32 : x
  2. Step 2: Convert to fraction form
    25,806.96/38,727.72 = 9,166.32/x
  3. Step 3: Cross multiply
    25,806.96x = 38,727.72 × 9,166.32
  4. Step 4: Simplify right side
    25,806.96x = 354,990,674.39
  5. Step 5: Solve for x
    x = 354,990,674.39/25,806.96
  6. Step 6: Final answer
    x = 13,755.62

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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.