Home / 26,861.16-40,217.88-20,267.32

Finding the Fourth Proportional to 26,861.16, 40,217.88 and 20,267.32

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Solution

The fourth proportional to 26,861.16, 40,217.88 and 20,267.32 is: 30,345.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,861.16 : 40,217.88 = 20,267.32 : x
  2. Step 2: Convert to fraction form
    26,861.16/40,217.88 = 20,267.32/x
  3. Step 3: Cross multiply
    26,861.16x = 40,217.88 × 20,267.32
  4. Step 4: Simplify right side
    26,861.16x = 815,108,643.68
  5. Step 5: Solve for x
    x = 815,108,643.68/26,861.16
  6. Step 6: Final answer
    x = 30,345.25

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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.