Home / 28,301.76-42,394.30-16,579.44

Finding the Fourth Proportional to 28,301.76, 42,394.30 and 16,579.44

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Solution

The fourth proportional to 28,301.76, 42,394.30 and 16,579.44 is: 24,834.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,301.76 : 42,394.30 = 16,579.44 : x
  2. Step 2: Convert to fraction form
    28,301.76/42,394.30 = 16,579.44/x
  3. Step 3: Cross multiply
    28,301.76x = 42,394.30 × 16,579.44
  4. Step 4: Simplify right side
    28,301.76x = 702,873,753.19
  5. Step 5: Solve for x
    x = 702,873,753.19/28,301.76
  6. Step 6: Final answer
    x = 24,834.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.