Home / 26,802.58-40,210.54-8,082.20

Finding the Fourth Proportional to 26,802.58, 40,210.54 and 8,082.20

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Solution

The fourth proportional to 26,802.58, 40,210.54 and 8,082.20 is: 12,125.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,802.58 : 40,210.54 = 8,082.20 : x
  2. Step 2: Convert to fraction form
    26,802.58/40,210.54 = 8,082.20/x
  3. Step 3: Cross multiply
    26,802.58x = 40,210.54 × 8,082.20
  4. Step 4: Simplify right side
    26,802.58x = 324,989,626.39
  5. Step 5: Solve for x
    x = 324,989,626.39/26,802.58
  6. Step 6: Final answer
    x = 12,125.31

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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.