Home / 14,186.22-19,579.95-8,521.23

Finding the Fourth Proportional to 14,186.22, 19,579.95 and 8,521.23

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Solution

The fourth proportional to 14,186.22, 19,579.95 and 8,521.23 is: 11,761.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,186.22 : 19,579.95 = 8,521.23 : x
  2. Step 2: Convert to fraction form
    14,186.22/19,579.95 = 8,521.23/x
  3. Step 3: Cross multiply
    14,186.22x = 19,579.95 × 8,521.23
  4. Step 4: Simplify right side
    14,186.22x = 166,845,257.34
  5. Step 5: Solve for x
    x = 166,845,257.34/14,186.22
  6. Step 6: Final answer
    x = 11,761.08

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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.