Home / 15,385.29-23,081.03-5,525.34

Finding the Fourth Proportional to 15,385.29, 23,081.03 and 5,525.34

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Solution

The fourth proportional to 15,385.29, 23,081.03 and 5,525.34 is: 8,289.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,385.29 : 23,081.03 = 5,525.34 : x
  2. Step 2: Convert to fraction form
    15,385.29/23,081.03 = 5,525.34/x
  3. Step 3: Cross multiply
    15,385.29x = 23,081.03 × 5,525.34
  4. Step 4: Simplify right side
    15,385.29x = 127,530,510.67
  5. Step 5: Solve for x
    x = 127,530,510.67/15,385.29
  6. Step 6: Final answer
    x = 8,289.12

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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.