Home / 26,866.76-40,306.96-15,782.82

Finding the Fourth Proportional to 26,866.76, 40,306.96 and 15,782.82

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Solution

The fourth proportional to 26,866.76, 40,306.96 and 15,782.82 is: 23,678.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,866.76 : 40,306.96 = 15,782.82 : x
  2. Step 2: Convert to fraction form
    26,866.76/40,306.96 = 15,782.82/x
  3. Step 3: Cross multiply
    26,866.76x = 40,306.96 × 15,782.82
  4. Step 4: Simplify right side
    26,866.76x = 636,157,494.43
  5. Step 5: Solve for x
    x = 636,157,494.43/26,866.76
  6. Step 6: Final answer
    x = 23,678.24

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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.