Home / 25,479.24-38,189.70-9,883.50

Finding the Fourth Proportional to 25,479.24, 38,189.70 and 9,883.50

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Solution

The fourth proportional to 25,479.24, 38,189.70 and 9,883.50 is: 14,813.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,479.24 : 38,189.70 = 9,883.50 : x
  2. Step 2: Convert to fraction form
    25,479.24/38,189.70 = 9,883.50/x
  3. Step 3: Cross multiply
    25,479.24x = 38,189.70 × 9,883.50
  4. Step 4: Simplify right side
    25,479.24x = 377,447,899.95
  5. Step 5: Solve for x
    x = 377,447,899.95/25,479.24
  6. Step 6: Final answer
    x = 14,813.94

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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.