Home / 28,666.26-39,559.59-16,091.01

Finding the Fourth Proportional to 28,666.26, 39,559.59 and 16,091.01

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Solution

The fourth proportional to 28,666.26, 39,559.59 and 16,091.01 is: 22,205.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,666.26 : 39,559.59 = 16,091.01 : x
  2. Step 2: Convert to fraction form
    28,666.26/39,559.59 = 16,091.01/x
  3. Step 3: Cross multiply
    28,666.26x = 39,559.59 × 16,091.01
  4. Step 4: Simplify right side
    28,666.26x = 636,553,758.29
  5. Step 5: Solve for x
    x = 636,553,758.29/28,666.26
  6. Step 6: Final answer
    x = 22,205.68

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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.