Home / 14,577.45-20,126.39-11,214.06

Finding the Fourth Proportional to 14,577.45, 20,126.39 and 11,214.06

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Solution

The fourth proportional to 14,577.45, 20,126.39 and 11,214.06 is: 15,482.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,577.45 : 20,126.39 = 11,214.06 : x
  2. Step 2: Convert to fraction form
    14,577.45/20,126.39 = 11,214.06/x
  3. Step 3: Cross multiply
    14,577.45x = 20,126.39 × 11,214.06
  4. Step 4: Simplify right side
    14,577.45x = 225,698,488.97
  5. Step 5: Solve for x
    x = 225,698,488.97/14,577.45
  6. Step 6: Final answer
    x = 15,482.71

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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.