Home / 12,726.14-19,073.50-9,228.15

Finding the Fourth Proportional to 12,726.14, 19,073.50 and 9,228.15

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Solution

The fourth proportional to 12,726.14, 19,073.50 and 9,228.15 is: 13,830.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,726.14 : 19,073.50 = 9,228.15 : x
  2. Step 2: Convert to fraction form
    12,726.14/19,073.50 = 9,228.15/x
  3. Step 3: Cross multiply
    12,726.14x = 19,073.50 × 9,228.15
  4. Step 4: Simplify right side
    12,726.14x = 176,013,095.95
  5. Step 5: Solve for x
    x = 176,013,095.95/12,726.14
  6. Step 6: Final answer
    x = 13,830.84

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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.