Home / 14,441.28-19,933.12-8,473.20

Finding the Fourth Proportional to 14,441.28, 19,933.12 and 8,473.20

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Solution

The fourth proportional to 14,441.28, 19,933.12 and 8,473.20 is: 11,695.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,441.28 : 19,933.12 = 8,473.20 : x
  2. Step 2: Convert to fraction form
    14,441.28/19,933.12 = 8,473.20/x
  3. Step 3: Cross multiply
    14,441.28x = 19,933.12 × 8,473.20
  4. Step 4: Simplify right side
    14,441.28x = 168,897,312.38
  5. Step 5: Solve for x
    x = 168,897,312.38/14,441.28
  6. Step 6: Final answer
    x = 11,695.45

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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.