Home / 25,529.71-38,298.67-10,742.85

Finding the Fourth Proportional to 25,529.71, 38,298.67 and 10,742.85

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Solution

The fourth proportional to 25,529.71, 38,298.67 and 10,742.85 is: 16,116.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,529.71 : 38,298.67 = 10,742.85 : x
  2. Step 2: Convert to fraction form
    25,529.71/38,298.67 = 10,742.85/x
  3. Step 3: Cross multiply
    25,529.71x = 38,298.67 × 10,742.85
  4. Step 4: Simplify right side
    25,529.71x = 411,437,008.30
  5. Step 5: Solve for x
    x = 411,437,008.30/25,529.71
  6. Step 6: Final answer
    x = 16,116.01

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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.