Home / 25,817.79-38,722.08-16,429.95

Finding the Fourth Proportional to 25,817.79, 38,722.08 and 16,429.95

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Solution

The fourth proportional to 25,817.79, 38,722.08 and 16,429.95 is: 24,641.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,817.79 : 38,722.08 = 16,429.95 : x
  2. Step 2: Convert to fraction form
    25,817.79/38,722.08 = 16,429.95/x
  3. Step 3: Cross multiply
    25,817.79x = 38,722.08 × 16,429.95
  4. Step 4: Simplify right side
    25,817.79x = 636,201,838.30
  5. Step 5: Solve for x
    x = 636,201,838.30/25,817.79
  6. Step 6: Final answer
    x = 24,641.99

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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.