Home / 16,711.79-23,063.63-9,543.89

Finding the Fourth Proportional to 16,711.79, 23,063.63 and 9,543.89

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Solution

The fourth proportional to 16,711.79, 23,063.63 and 9,543.89 is: 13,171.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,711.79 : 23,063.63 = 9,543.89 : x
  2. Step 2: Convert to fraction form
    16,711.79/23,063.63 = 9,543.89/x
  3. Step 3: Cross multiply
    16,711.79x = 23,063.63 × 9,543.89
  4. Step 4: Simplify right side
    16,711.79x = 220,116,584.68
  5. Step 5: Solve for x
    x = 220,116,584.68/16,711.79
  6. Step 6: Final answer
    x = 13,171.34

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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.