Home / 16,672.77-22,990.10-10,702.17

Finding the Fourth Proportional to 16,672.77, 22,990.10 and 10,702.17

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Solution

The fourth proportional to 16,672.77, 22,990.10 and 10,702.17 is: 14,757.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,672.77 : 22,990.10 = 10,702.17 : x
  2. Step 2: Convert to fraction form
    16,672.77/22,990.10 = 10,702.17/x
  3. Step 3: Cross multiply
    16,672.77x = 22,990.10 × 10,702.17
  4. Step 4: Simplify right side
    16,672.77x = 246,043,905.01
  5. Step 5: Solve for x
    x = 246,043,905.01/16,672.77
  6. Step 6: Final answer
    x = 14,757.23

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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.