Home / 18,764.11-25,897.95-12,058.12

Finding the Fourth Proportional to 18,764.11, 25,897.95 and 12,058.12

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Solution

The fourth proportional to 18,764.11, 25,897.95 and 12,058.12 is: 16,642.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,764.11 : 25,897.95 = 12,058.12 : x
  2. Step 2: Convert to fraction form
    18,764.11/25,897.95 = 12,058.12/x
  3. Step 3: Cross multiply
    18,764.11x = 25,897.95 × 12,058.12
  4. Step 4: Simplify right side
    18,764.11x = 312,280,588.85
  5. Step 5: Solve for x
    x = 312,280,588.85/18,764.11
  6. Step 6: Final answer
    x = 16,642.44

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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.