Home / 26,775.49-40,088.34-20,181.01

Finding the Fourth Proportional to 26,775.49, 40,088.34 and 20,181.01

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Solution

The fourth proportional to 26,775.49, 40,088.34 and 20,181.01 is: 30,215.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,775.49 : 40,088.34 = 20,181.01 : x
  2. Step 2: Convert to fraction form
    26,775.49/40,088.34 = 20,181.01/x
  3. Step 3: Cross multiply
    26,775.49x = 40,088.34 × 20,181.01
  4. Step 4: Simplify right side
    26,775.49x = 809,023,090.20
  5. Step 5: Solve for x
    x = 809,023,090.20/26,775.49
  6. Step 6: Final answer
    x = 30,215.06

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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.