Home / 14,180.42-21,270.09-5,854.22

Finding the Fourth Proportional to 14,180.42, 21,270.09 and 5,854.22

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Solution

The fourth proportional to 14,180.42, 21,270.09 and 5,854.22 is: 8,781.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,180.42 : 21,270.09 = 5,854.22 : x
  2. Step 2: Convert to fraction form
    14,180.42/21,270.09 = 5,854.22/x
  3. Step 3: Cross multiply
    14,180.42x = 21,270.09 × 5,854.22
  4. Step 4: Simplify right side
    14,180.42x = 124,519,901.29
  5. Step 5: Solve for x
    x = 124,519,901.29/14,180.42
  6. Step 6: Final answer
    x = 8,781.12

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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.