Home / 16,902.81-23,325.45-9,348.96

Finding the Fourth Proportional to 16,902.81, 23,325.45 and 9,348.96

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Solution

The fourth proportional to 16,902.81, 23,325.45 and 9,348.96 is: 12,901.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,902.81 : 23,325.45 = 9,348.96 : x
  2. Step 2: Convert to fraction form
    16,902.81/23,325.45 = 9,348.96/x
  3. Step 3: Cross multiply
    16,902.81x = 23,325.45 × 9,348.96
  4. Step 4: Simplify right side
    16,902.81x = 218,068,699.03
  5. Step 5: Solve for x
    x = 218,068,699.03/16,902.81
  6. Step 6: Final answer
    x = 12,901.33

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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.