Home / 28,837.30-39,788.66-16,259.62

Finding the Fourth Proportional to 28,837.30, 39,788.66 and 16,259.62

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Solution

The fourth proportional to 28,837.30, 39,788.66 and 16,259.62 is: 22,434.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,837.30 : 39,788.66 = 16,259.62 : x
  2. Step 2: Convert to fraction form
    28,837.30/39,788.66 = 16,259.62/x
  3. Step 3: Cross multiply
    28,837.30x = 39,788.66 × 16,259.62
  4. Step 4: Simplify right side
    28,837.30x = 646,948,491.91
  5. Step 5: Solve for x
    x = 646,948,491.91/28,837.30
  6. Step 6: Final answer
    x = 22,434.43

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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.