Home / 25,815.04-38,717.96-16,427.19

Finding the Fourth Proportional to 25,815.04, 38,717.96 and 16,427.19

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Solution

The fourth proportional to 25,815.04, 38,717.96 and 16,427.19 is: 24,637.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,815.04 : 38,717.96 = 16,427.19 : x
  2. Step 2: Convert to fraction form
    25,815.04/38,717.96 = 16,427.19/x
  3. Step 3: Cross multiply
    25,815.04x = 38,717.96 × 16,427.19
  4. Step 4: Simplify right side
    25,815.04x = 636,027,299.99
  5. Step 5: Solve for x
    x = 636,027,299.99/25,815.04
  6. Step 6: Final answer
    x = 24,637.86

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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.