Home / 16,740.98-23,100.84-9,669.68

Finding the Fourth Proportional to 16,740.98, 23,100.84 and 9,669.68

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Solution

The fourth proportional to 16,740.98, 23,100.84 and 9,669.68 is: 13,343.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,740.98 : 23,100.84 = 9,669.68 : x
  2. Step 2: Convert to fraction form
    16,740.98/23,100.84 = 9,669.68/x
  3. Step 3: Cross multiply
    16,740.98x = 23,100.84 × 9,669.68
  4. Step 4: Simplify right side
    16,740.98x = 223,377,615.03
  5. Step 5: Solve for x
    x = 223,377,615.03/16,740.98
  6. Step 6: Final answer
    x = 13,343.17

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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.