Home / 22,577.28-31,163.44-14,620.08

Finding the Fourth Proportional to 22,577.28, 31,163.44 and 14,620.08

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Solution

The fourth proportional to 22,577.28, 31,163.44 and 14,620.08 is: 20,180.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,577.28 : 31,163.44 = 14,620.08 : x
  2. Step 2: Convert to fraction form
    22,577.28/31,163.44 = 14,620.08/x
  3. Step 3: Cross multiply
    22,577.28x = 31,163.44 × 14,620.08
  4. Step 4: Simplify right side
    22,577.28x = 455,611,985.88
  5. Step 5: Solve for x
    x = 455,611,985.88/22,577.28
  6. Step 6: Final answer
    x = 20,180.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.