Home / 19,266.19-28,900.28-6,119.59

Finding the Fourth Proportional to 19,266.19, 28,900.28 and 6,119.59

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Solution

The fourth proportional to 19,266.19, 28,900.28 and 6,119.59 is: 9,179.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,266.19 : 28,900.28 = 6,119.59 : x
  2. Step 2: Convert to fraction form
    19,266.19/28,900.28 = 6,119.59/x
  3. Step 3: Cross multiply
    19,266.19x = 28,900.28 × 6,119.59
  4. Step 4: Simplify right side
    19,266.19x = 176,857,719.98
  5. Step 5: Solve for x
    x = 176,857,719.98/19,266.19
  6. Step 6: Final answer
    x = 9,179.70

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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.