Home / 14,498.15-21,740.99-8,261.06

Finding the Fourth Proportional to 14,498.15, 21,740.99 and 8,261.06

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Solution

The fourth proportional to 14,498.15, 21,740.99 and 8,261.06 is: 12,388.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,498.15 : 21,740.99 = 8,261.06 : x
  2. Step 2: Convert to fraction form
    14,498.15/21,740.99 = 8,261.06/x
  3. Step 3: Cross multiply
    14,498.15x = 21,740.99 × 8,261.06
  4. Step 4: Simplify right side
    14,498.15x = 179,603,472.84
  5. Step 5: Solve for x
    x = 179,603,472.84/14,498.15
  6. Step 6: Final answer
    x = 12,388.03

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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.