Home / 15,695.20-23,520.93-11,795.05

Finding the Fourth Proportional to 15,695.20, 23,520.93 and 11,795.05

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Solution

The fourth proportional to 15,695.20, 23,520.93 and 11,795.05 is: 17,676.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,695.20 : 23,520.93 = 11,795.05 : x
  2. Step 2: Convert to fraction form
    15,695.20/23,520.93 = 11,795.05/x
  3. Step 3: Cross multiply
    15,695.20x = 23,520.93 × 11,795.05
  4. Step 4: Simplify right side
    15,695.20x = 277,430,545.40
  5. Step 5: Solve for x
    x = 277,430,545.40/15,695.20
  6. Step 6: Final answer
    x = 17,676.14

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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.