Home / 13,188.11-19,768.14-9,026.95

Finding the Fourth Proportional to 13,188.11, 19,768.14 and 9,026.95

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Solution

The fourth proportional to 13,188.11, 19,768.14 and 9,026.95 is: 13,530.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,188.11 : 19,768.14 = 9,026.95 : x
  2. Step 2: Convert to fraction form
    13,188.11/19,768.14 = 9,026.95/x
  3. Step 3: Cross multiply
    13,188.11x = 19,768.14 × 9,026.95
  4. Step 4: Simplify right side
    13,188.11x = 178,445,966.24
  5. Step 5: Solve for x
    x = 178,445,966.24/13,188.11
  6. Step 6: Final answer
    x = 13,530.82

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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.