Home / 14,605.28-20,153.68-10,630.88

Finding the Fourth Proportional to 14,605.28, 20,153.68 and 10,630.88

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Solution

The fourth proportional to 14,605.28, 20,153.68 and 10,630.88 is: 14,669.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,605.28 : 20,153.68 = 10,630.88 : x
  2. Step 2: Convert to fraction form
    14,605.28/20,153.68 = 10,630.88/x
  3. Step 3: Cross multiply
    14,605.28x = 20,153.68 × 10,630.88
  4. Step 4: Simplify right side
    14,605.28x = 214,251,353.64
  5. Step 5: Solve for x
    x = 214,251,353.64/14,605.28
  6. Step 6: Final answer
    x = 14,669.45

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Double scale
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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.