Home / 28,807.10-39,753.96-16,061.09

Finding the Fourth Proportional to 28,807.10, 39,753.96 and 16,061.09

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Solution

The fourth proportional to 28,807.10, 39,753.96 and 16,061.09 is: 22,164.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,807.10 : 39,753.96 = 16,061.09 : x
  2. Step 2: Convert to fraction form
    28,807.10/39,753.96 = 16,061.09/x
  3. Step 3: Cross multiply
    28,807.10x = 39,753.96 × 16,061.09
  4. Step 4: Simplify right side
    28,807.10x = 638,491,805.93
  5. Step 5: Solve for x
    x = 638,491,805.93/28,807.10
  6. Step 6: Final answer
    x = 22,164.39

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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.