Home / 15,580.95-23,371.46-6,221.73

Finding the Fourth Proportional to 15,580.95, 23,371.46 and 6,221.73

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Solution

The fourth proportional to 15,580.95, 23,371.46 and 6,221.73 is: 9,332.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,580.95 : 23,371.46 = 6,221.73 : x
  2. Step 2: Convert to fraction form
    15,580.95/23,371.46 = 6,221.73/x
  3. Step 3: Cross multiply
    15,580.95x = 23,371.46 × 6,221.73
  4. Step 4: Simplify right side
    15,580.95x = 145,410,929.38
  5. Step 5: Solve for x
    x = 145,410,929.38/15,580.95
  6. Step 6: Final answer
    x = 9,332.61

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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.