Home / 16,672.40-23,010.99-10,711.52

Finding the Fourth Proportional to 16,672.40, 23,010.99 and 10,711.52

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Solution

The fourth proportional to 16,672.40, 23,010.99 and 10,711.52 is: 14,783.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,672.40 : 23,010.99 = 10,711.52 : x
  2. Step 2: Convert to fraction form
    16,672.40/23,010.99 = 10,711.52/x
  3. Step 3: Cross multiply
    16,672.40x = 23,010.99 × 10,711.52
  4. Step 4: Simplify right side
    16,672.40x = 246,482,679.60
  5. Step 5: Solve for x
    x = 246,482,679.60/16,672.40
  6. Step 6: Final answer
    x = 14,783.88

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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.