Home / 28,801.68-39,741.49-16,052.07

Finding the Fourth Proportional to 28,801.68, 39,741.49 and 16,052.07

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Solution

The fourth proportional to 28,801.68, 39,741.49 and 16,052.07 is: 22,149.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,801.68 : 39,741.49 = 16,052.07 : x
  2. Step 2: Convert to fraction form
    28,801.68/39,741.49 = 16,052.07/x
  3. Step 3: Cross multiply
    28,801.68x = 39,741.49 × 16,052.07
  4. Step 4: Simplify right side
    28,801.68x = 637,933,179.38
  5. Step 5: Solve for x
    x = 637,933,179.38/28,801.68
  6. Step 6: Final answer
    x = 22,149.17

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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.