Home / 18,008.11-24,860.28-11,303.47

Finding the Fourth Proportional to 18,008.11, 24,860.28 and 11,303.47

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Solution

The fourth proportional to 18,008.11, 24,860.28 and 11,303.47 is: 15,604.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,008.11 : 24,860.28 = 11,303.47 : x
  2. Step 2: Convert to fraction form
    18,008.11/24,860.28 = 11,303.47/x
  3. Step 3: Cross multiply
    18,008.11x = 24,860.28 × 11,303.47
  4. Step 4: Simplify right side
    18,008.11x = 281,007,429.17
  5. Step 5: Solve for x
    x = 281,007,429.17/18,008.11
  6. Step 6: Final answer
    x = 15,604.49

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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.