Home / 28,937.35-43,409.52-10,213.56

Finding the Fourth Proportional to 28,937.35, 43,409.52 and 10,213.56

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Solution

The fourth proportional to 28,937.35, 43,409.52 and 10,213.56 is: 15,321.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,937.35 : 43,409.52 = 10,213.56 : x
  2. Step 2: Convert to fraction form
    28,937.35/43,409.52 = 10,213.56/x
  3. Step 3: Cross multiply
    28,937.35x = 43,409.52 × 10,213.56
  4. Step 4: Simplify right side
    28,937.35x = 443,365,737.09
  5. Step 5: Solve for x
    x = 443,365,737.09/28,937.35
  6. Step 6: Final answer
    x = 15,321.57

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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.