Home / 16,982.34-23,437.04-9,429.45

Finding the Fourth Proportional to 16,982.34, 23,437.04 and 9,429.45

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Solution

The fourth proportional to 16,982.34, 23,437.04 and 9,429.45 is: 13,013.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,982.34 : 23,437.04 = 9,429.45 : x
  2. Step 2: Convert to fraction form
    16,982.34/23,437.04 = 9,429.45/x
  3. Step 3: Cross multiply
    16,982.34x = 23,437.04 × 9,429.45
  4. Step 4: Simplify right side
    16,982.34x = 220,998,349.68
  5. Step 5: Solve for x
    x = 220,998,349.68/16,982.34
  6. Step 6: Final answer
    x = 13,013.42

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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.