Home / 26,857.10-40,271.80-12,053.32

Finding the Fourth Proportional to 26,857.10, 40,271.80 and 12,053.32

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Solution

The fourth proportional to 26,857.10, 40,271.80 and 12,053.32 is: 18,073.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,857.10 : 40,271.80 = 12,053.32 : x
  2. Step 2: Convert to fraction form
    26,857.10/40,271.80 = 12,053.32/x
  3. Step 3: Cross multiply
    26,857.10x = 40,271.80 × 12,053.32
  4. Step 4: Simplify right side
    26,857.10x = 485,408,892.38
  5. Step 5: Solve for x
    x = 485,408,892.38/26,857.10
  6. Step 6: Final answer
    x = 18,073.76

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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.