Home / 25,910.55-38,856.30-9,266.07

Finding the Fourth Proportional to 25,910.55, 38,856.30 and 9,266.07

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Solution

The fourth proportional to 25,910.55, 38,856.30 and 9,266.07 is: 13,895.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,910.55 : 38,856.30 = 9,266.07 : x
  2. Step 2: Convert to fraction form
    25,910.55/38,856.30 = 9,266.07/x
  3. Step 3: Cross multiply
    25,910.55x = 38,856.30 × 9,266.07
  4. Step 4: Simplify right side
    25,910.55x = 360,045,195.74
  5. Step 5: Solve for x
    x = 360,045,195.74/25,910.55
  6. Step 6: Final answer
    x = 13,895.70

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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.