Home / 28,983.80-43,475.70-23,151.80

Finding the Fourth Proportional to 28,983.80, 43,475.70 and 23,151.80

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Solution

The fourth proportional to 28,983.80, 43,475.70 and 23,151.80 is: 34,727.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,983.80 : 43,475.70 = 23,151.80 : x
  2. Step 2: Convert to fraction form
    28,983.80/43,475.70 = 23,151.80/x
  3. Step 3: Cross multiply
    28,983.80x = 43,475.70 × 23,151.80
  4. Step 4: Simplify right side
    28,983.80x = 1,006,540,711.26
  5. Step 5: Solve for x
    x = 1,006,540,711.26/28,983.80
  6. Step 6: Final answer
    x = 34,727.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.