Home / 26,808.12-40,207.14-12,014.28

Finding the Fourth Proportional to 26,808.12, 40,207.14 and 12,014.28

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Solution

The fourth proportional to 26,808.12, 40,207.14 and 12,014.28 is: 18,019.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,808.12 : 40,207.14 = 12,014.28 : x
  2. Step 2: Convert to fraction form
    26,808.12/40,207.14 = 12,014.28/x
  3. Step 3: Cross multiply
    26,808.12x = 40,207.14 × 12,014.28
  4. Step 4: Simplify right side
    26,808.12x = 483,059,837.96
  5. Step 5: Solve for x
    x = 483,059,837.96/26,808.12
  6. Step 6: Final answer
    x = 18,019.16

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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.