Home / 25,551.03-38,326.70-8,910.99

Finding the Fourth Proportional to 25,551.03, 38,326.70 and 8,910.99

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Solution

The fourth proportional to 25,551.03, 38,326.70 and 8,910.99 is: 13,366.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,551.03 : 38,326.70 = 8,910.99 : x
  2. Step 2: Convert to fraction form
    25,551.03/38,326.70 = 8,910.99/x
  3. Step 3: Cross multiply
    25,551.03x = 38,326.70 × 8,910.99
  4. Step 4: Simplify right side
    25,551.03x = 341,528,795.88
  5. Step 5: Solve for x
    x = 341,528,795.88/25,551.03
  6. Step 6: Final answer
    x = 13,366.54

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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.