Home / 26,438.15-39,653.33-7,713.16

Finding the Fourth Proportional to 26,438.15, 39,653.33 and 7,713.16

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Solution

The fourth proportional to 26,438.15, 39,653.33 and 7,713.16 is: 11,568.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,438.15 : 39,653.33 = 7,713.16 : x
  2. Step 2: Convert to fraction form
    26,438.15/39,653.33 = 7,713.16/x
  3. Step 3: Cross multiply
    26,438.15x = 39,653.33 × 7,713.16
  4. Step 4: Simplify right side
    26,438.15x = 305,852,535.53
  5. Step 5: Solve for x
    x = 305,852,535.53/26,438.15
  6. Step 6: Final answer
    x = 11,568.60

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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.