Home / 15,490.77-23,239.46-4,400.85

Finding the Fourth Proportional to 15,490.77, 23,239.46 and 4,400.85

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Solution

The fourth proportional to 15,490.77, 23,239.46 and 4,400.85 is: 6,602.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,490.77 : 23,239.46 = 4,400.85 : x
  2. Step 2: Convert to fraction form
    15,490.77/23,239.46 = 4,400.85/x
  3. Step 3: Cross multiply
    15,490.77x = 23,239.46 × 4,400.85
  4. Step 4: Simplify right side
    15,490.77x = 102,273,355.54
  5. Step 5: Solve for x
    x = 102,273,355.54/15,490.77
  6. Step 6: Final answer
    x = 6,602.21

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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.