Home / 26,486.75-39,735.84-8,956.19

Finding the Fourth Proportional to 26,486.75, 39,735.84 and 8,956.19

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Solution

The fourth proportional to 26,486.75, 39,735.84 and 8,956.19 is: 13,436.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,486.75 : 39,735.84 = 8,956.19 : x
  2. Step 2: Convert to fraction form
    26,486.75/39,735.84 = 8,956.19/x
  3. Step 3: Cross multiply
    26,486.75x = 39,735.84 × 8,956.19
  4. Step 4: Simplify right side
    26,486.75x = 355,881,534.17
  5. Step 5: Solve for x
    x = 355,881,534.17/26,486.75
  6. Step 6: Final answer
    x = 13,436.21

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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.