Home / 16,862.32-23,267.49-9,787.39

Finding the Fourth Proportional to 16,862.32, 23,267.49 and 9,787.39

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Solution

The fourth proportional to 16,862.32, 23,267.49 and 9,787.39 is: 13,505.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,862.32 : 23,267.49 = 9,787.39 : x
  2. Step 2: Convert to fraction form
    16,862.32/23,267.49 = 9,787.39/x
  3. Step 3: Cross multiply
    16,862.32x = 23,267.49 × 9,787.39
  4. Step 4: Simplify right side
    16,862.32x = 227,727,998.95
  5. Step 5: Solve for x
    x = 227,727,998.95/16,862.32
  6. Step 6: Final answer
    x = 13,505.14

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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.