Home / 14,531.42-20,046.68-8,560.22

Finding the Fourth Proportional to 14,531.42, 20,046.68 and 8,560.22

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Solution

The fourth proportional to 14,531.42, 20,046.68 and 8,560.22 is: 11,809.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,531.42 : 20,046.68 = 8,560.22 : x
  2. Step 2: Convert to fraction form
    14,531.42/20,046.68 = 8,560.22/x
  3. Step 3: Cross multiply
    14,531.42x = 20,046.68 × 8,560.22
  4. Step 4: Simplify right side
    14,531.42x = 171,603,991.07
  5. Step 5: Solve for x
    x = 171,603,991.07/14,531.42
  6. Step 6: Final answer
    x = 11,809.17

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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.