Home / 15,896.32-21,937.26-8,822.50

Finding the Fourth Proportional to 15,896.32, 21,937.26 and 8,822.50

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Solution

The fourth proportional to 15,896.32, 21,937.26 and 8,822.50 is: 12,175.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,896.32 : 21,937.26 = 8,822.50 : x
  2. Step 2: Convert to fraction form
    15,896.32/21,937.26 = 8,822.50/x
  3. Step 3: Cross multiply
    15,896.32x = 21,937.26 × 8,822.50
  4. Step 4: Simplify right side
    15,896.32x = 193,541,476.35
  5. Step 5: Solve for x
    x = 193,541,476.35/15,896.32
  6. Step 6: Final answer
    x = 12,175.24

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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.