Home / 28,906.48-43,376.70-12,265.24

Finding the Fourth Proportional to 28,906.48, 43,376.70 and 12,265.24

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Solution

The fourth proportional to 28,906.48, 43,376.70 and 12,265.24 is: 18,405.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,906.48 : 43,376.70 = 12,265.24 : x
  2. Step 2: Convert to fraction form
    28,906.48/43,376.70 = 12,265.24/x
  3. Step 3: Cross multiply
    28,906.48x = 43,376.70 × 12,265.24
  4. Step 4: Simplify right side
    28,906.48x = 532,025,635.91
  5. Step 5: Solve for x
    x = 532,025,635.91/28,906.48
  6. Step 6: Final answer
    x = 18,405.06

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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.