Home / 22,208.13-33,325.31-8,178.01

Finding the Fourth Proportional to 22,208.13, 33,325.31 and 8,178.01

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Solution

The fourth proportional to 22,208.13, 33,325.31 and 8,178.01 is: 12,271.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,208.13 : 33,325.31 = 8,178.01 : x
  2. Step 2: Convert to fraction form
    22,208.13/33,325.31 = 8,178.01/x
  3. Step 3: Cross multiply
    22,208.13x = 33,325.31 × 8,178.01
  4. Step 4: Simplify right side
    22,208.13x = 272,534,655.56
  5. Step 5: Solve for x
    x = 272,534,655.56/22,208.13
  6. Step 6: Final answer
    x = 12,271.84

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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.