Home / 16,440.41-22,687.88-8,886.74

Finding the Fourth Proportional to 16,440.41, 22,687.88 and 8,886.74

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Solution

The fourth proportional to 16,440.41, 22,687.88 and 8,886.74 is: 12,263.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,440.41 : 22,687.88 = 8,886.74 : x
  2. Step 2: Convert to fraction form
    16,440.41/22,687.88 = 8,886.74/x
  3. Step 3: Cross multiply
    16,440.41x = 22,687.88 × 8,886.74
  4. Step 4: Simplify right side
    16,440.41x = 201,621,132.84
  5. Step 5: Solve for x
    x = 201,621,132.84/16,440.41
  6. Step 6: Final answer
    x = 12,263.75

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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.