Home / 14,058.12-19,405.26-8,472.36

Finding the Fourth Proportional to 14,058.12, 19,405.26 and 8,472.36

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Solution

The fourth proportional to 14,058.12, 19,405.26 and 8,472.36 is: 11,694.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,058.12 : 19,405.26 = 8,472.36 : x
  2. Step 2: Convert to fraction form
    14,058.12/19,405.26 = 8,472.36/x
  3. Step 3: Cross multiply
    14,058.12x = 19,405.26 × 8,472.36
  4. Step 4: Simplify right side
    14,058.12x = 164,408,348.61
  5. Step 5: Solve for x
    x = 164,408,348.61/14,058.12
  6. Step 6: Final answer
    x = 11,694.90

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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.