Home / 22,642.05-31,226.85-14,577.09

Finding the Fourth Proportional to 22,642.05, 31,226.85 and 14,577.09

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Solution

The fourth proportional to 22,642.05, 31,226.85 and 14,577.09 is: 20,104.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,642.05 : 31,226.85 = 14,577.09 : x
  2. Step 2: Convert to fraction form
    22,642.05/31,226.85 = 14,577.09/x
  3. Step 3: Cross multiply
    22,642.05x = 31,226.85 × 14,577.09
  4. Step 4: Simplify right side
    22,642.05x = 455,196,602.87
  5. Step 5: Solve for x
    x = 455,196,602.87/22,642.05
  6. Step 6: Final answer
    x = 20,104.04

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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.