Home / 12,484.77-17,231.40-8,014.17

Finding the Fourth Proportional to 12,484.77, 17,231.40 and 8,014.17

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Solution

The fourth proportional to 12,484.77, 17,231.40 and 8,014.17 is: 11,061.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,484.77 : 17,231.40 = 8,014.17 : x
  2. Step 2: Convert to fraction form
    12,484.77/17,231.40 = 8,014.17/x
  3. Step 3: Cross multiply
    12,484.77x = 17,231.40 × 8,014.17
  4. Step 4: Simplify right side
    12,484.77x = 138,095,433.56
  5. Step 5: Solve for x
    x = 138,095,433.56/12,484.77
  6. Step 6: Final answer
    x = 11,061.11

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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.