Home / 26,786.92-39,980.95-23,213.08

Finding the Fourth Proportional to 26,786.92, 39,980.95 and 23,213.08

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Solution

The fourth proportional to 26,786.92, 39,980.95 and 23,213.08 is: 34,646.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,786.92 : 39,980.95 = 23,213.08 : x
  2. Step 2: Convert to fraction form
    26,786.92/39,980.95 = 23,213.08/x
  3. Step 3: Cross multiply
    26,786.92x = 39,980.95 × 23,213.08
  4. Step 4: Simplify right side
    26,786.92x = 928,080,990.83
  5. Step 5: Solve for x
    x = 928,080,990.83/26,786.92
  6. Step 6: Final answer
    x = 34,646.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.