Home / 26,896.91-40,345.35-8,176.88

Finding the Fourth Proportional to 26,896.91, 40,345.35 and 8,176.88

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Solution

The fourth proportional to 26,896.91, 40,345.35 and 8,176.88 is: 12,265.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,896.91 : 40,345.35 = 8,176.88 : x
  2. Step 2: Convert to fraction form
    26,896.91/40,345.35 = 8,176.88/x
  3. Step 3: Cross multiply
    26,896.91x = 40,345.35 × 8,176.88
  4. Step 4: Simplify right side
    26,896.91x = 329,899,085.51
  5. Step 5: Solve for x
    x = 329,899,085.51/26,896.91
  6. Step 6: Final answer
    x = 12,265.32

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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.