Home / 26,316.72-39,471.48-8,786.16

Finding the Fourth Proportional to 26,316.72, 39,471.48 and 8,786.16

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Solution

The fourth proportional to 26,316.72, 39,471.48 and 8,786.16 is: 13,178.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,316.72 : 39,471.48 = 8,786.16 : x
  2. Step 2: Convert to fraction form
    26,316.72/39,471.48 = 8,786.16/x
  3. Step 3: Cross multiply
    26,316.72x = 39,471.48 × 8,786.16
  4. Step 4: Simplify right side
    26,316.72x = 346,802,738.72
  5. Step 5: Solve for x
    x = 346,802,738.72/26,316.72
  6. Step 6: Final answer
    x = 13,178.04

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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.