Home / 14,513.43-21,770.63-5,154.18

Finding the Fourth Proportional to 14,513.43, 21,770.63 and 5,154.18

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Solution

The fourth proportional to 14,513.43, 21,770.63 and 5,154.18 is: 7,731.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,513.43 : 21,770.63 = 5,154.18 : x
  2. Step 2: Convert to fraction form
    14,513.43/21,770.63 = 5,154.18/x
  3. Step 3: Cross multiply
    14,513.43x = 21,770.63 × 5,154.18
  4. Step 4: Simplify right side
    14,513.43x = 112,209,636.88
  5. Step 5: Solve for x
    x = 112,209,636.88/14,513.43
  6. Step 6: Final answer
    x = 7,731.43

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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.