Home / 14,635.67-20,192.24-8,261.51

Finding the Fourth Proportional to 14,635.67, 20,192.24 and 8,261.51

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Solution

The fourth proportional to 14,635.67, 20,192.24 and 8,261.51 is: 11,398.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,635.67 : 20,192.24 = 8,261.51 : x
  2. Step 2: Convert to fraction form
    14,635.67/20,192.24 = 8,261.51/x
  3. Step 3: Cross multiply
    14,635.67x = 20,192.24 × 8,261.51
  4. Step 4: Simplify right side
    14,635.67x = 166,818,463.82
  5. Step 5: Solve for x
    x = 166,818,463.82/14,635.67
  6. Step 6: Final answer
    x = 11,398.07

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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.