Home / 16,677.68-23,015.00-9,123.92

Finding the Fourth Proportional to 16,677.68, 23,015.00 and 9,123.92

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Solution

The fourth proportional to 16,677.68, 23,015.00 and 9,123.92 is: 12,590.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,677.68 : 23,015.00 = 9,123.92 : x
  2. Step 2: Convert to fraction form
    16,677.68/23,015.00 = 9,123.92/x
  3. Step 3: Cross multiply
    16,677.68x = 23,015.00 × 9,123.92
  4. Step 4: Simplify right side
    16,677.68x = 209,986,984.07
  5. Step 5: Solve for x
    x = 209,986,984.07/16,677.68
  6. Step 6: Final answer
    x = 12,590.90

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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.