Home / 26,764.14-40,147.95-8,993.40

Finding the Fourth Proportional to 26,764.14, 40,147.95 and 8,993.40

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Solution

The fourth proportional to 26,764.14, 40,147.95 and 8,993.40 is: 13,490.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,764.14 : 40,147.95 = 8,993.40 : x
  2. Step 2: Convert to fraction form
    26,764.14/40,147.95 = 8,993.40/x
  3. Step 3: Cross multiply
    26,764.14x = 40,147.95 × 8,993.40
  4. Step 4: Simplify right side
    26,764.14x = 361,066,573.53
  5. Step 5: Solve for x
    x = 361,066,573.53/26,764.14
  6. Step 6: Final answer
    x = 13,490.68

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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.