Home / 14,018.97-21,058.99-8,474.93

Finding the Fourth Proportional to 14,018.97, 21,058.99 and 8,474.93

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Solution

The fourth proportional to 14,018.97, 21,058.99 and 8,474.93 is: 12,730.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,018.97 : 21,058.99 = 8,474.93 : x
  2. Step 2: Convert to fraction form
    14,018.97/21,058.99 = 8,474.93/x
  3. Step 3: Cross multiply
    14,018.97x = 21,058.99 × 8,474.93
  4. Step 4: Simplify right side
    14,018.97x = 178,473,418.61
  5. Step 5: Solve for x
    x = 178,473,418.61/14,018.97
  6. Step 6: Final answer
    x = 12,730.85

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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.