Home / 28,810.06-39,757.89-16,235.26

Finding the Fourth Proportional to 28,810.06, 39,757.89 and 16,235.26

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Solution

The fourth proportional to 28,810.06, 39,757.89 and 16,235.26 is: 22,404.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,810.06 : 39,757.89 = 16,235.26 : x
  2. Step 2: Convert to fraction form
    28,810.06/39,757.89 = 16,235.26/x
  3. Step 3: Cross multiply
    28,810.06x = 39,757.89 × 16,235.26
  4. Step 4: Simplify right side
    28,810.06x = 645,479,681.20
  5. Step 5: Solve for x
    x = 645,479,681.20/28,810.06
  6. Step 6: Final answer
    x = 22,404.66

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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.