Home / 16,440.17-22,687.29-8,886.43

Finding the Fourth Proportional to 16,440.17, 22,687.29 and 8,886.43

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Solution

The fourth proportional to 16,440.17, 22,687.29 and 8,886.43 is: 12,263.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,440.17 : 22,687.29 = 8,886.43 : x
  2. Step 2: Convert to fraction form
    16,440.17/22,687.29 = 8,886.43/x
  3. Step 3: Cross multiply
    16,440.17x = 22,687.29 × 8,886.43
  4. Step 4: Simplify right side
    16,440.17x = 201,609,014.47
  5. Step 5: Solve for x
    x = 201,609,014.47/16,440.17
  6. Step 6: Final answer
    x = 12,263.20

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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.