Home / 15,500.50-23,237.60-6,147.11

Finding the Fourth Proportional to 15,500.50, 23,237.60 and 6,147.11

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Solution

The fourth proportional to 15,500.50, 23,237.60 and 6,147.11 is: 9,215.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,500.50 : 23,237.60 = 6,147.11 : x
  2. Step 2: Convert to fraction form
    15,500.50/23,237.60 = 6,147.11/x
  3. Step 3: Cross multiply
    15,500.50x = 23,237.60 × 6,147.11
  4. Step 4: Simplify right side
    15,500.50x = 142,844,110.69
  5. Step 5: Solve for x
    x = 142,844,110.69/15,500.50
  6. Step 6: Final answer
    x = 9,215.45

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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.