Home / 18,635.04-27,950.40-10,204.08

Finding the Fourth Proportional to 18,635.04, 27,950.40 and 10,204.08

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Solution

The fourth proportional to 18,635.04, 27,950.40 and 10,204.08 is: 15,304.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,635.04 : 27,950.40 = 10,204.08 : x
  2. Step 2: Convert to fraction form
    18,635.04/27,950.40 = 10,204.08/x
  3. Step 3: Cross multiply
    18,635.04x = 27,950.40 × 10,204.08
  4. Step 4: Simplify right side
    18,635.04x = 285,208,117.63
  5. Step 5: Solve for x
    x = 285,208,117.63/18,635.04
  6. Step 6: Final answer
    x = 15,304.94

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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.