Home / 26,507.93-39,758.90-6,786.63

Finding the Fourth Proportional to 26,507.93, 39,758.90 and 6,786.63

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Solution

The fourth proportional to 26,507.93, 39,758.90 and 6,786.63 is: 10,179.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,507.93 : 39,758.90 = 6,786.63 : x
  2. Step 2: Convert to fraction form
    26,507.93/39,758.90 = 6,786.63/x
  3. Step 3: Cross multiply
    26,507.93x = 39,758.90 × 6,786.63
  4. Step 4: Simplify right side
    26,507.93x = 269,828,909.57
  5. Step 5: Solve for x
    x = 269,828,909.57/26,507.93
  6. Step 6: Final answer
    x = 10,179.18

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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.