Home / 28,889.87-43,323.86-11,350.13

Finding the Fourth Proportional to 28,889.87, 43,323.86 and 11,350.13

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Solution

The fourth proportional to 28,889.87, 43,323.86 and 11,350.13 is: 17,020.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,889.87 : 43,323.86 = 11,350.13 : x
  2. Step 2: Convert to fraction form
    28,889.87/43,323.86 = 11,350.13/x
  3. Step 3: Cross multiply
    28,889.87x = 43,323.86 × 11,350.13
  4. Step 4: Simplify right side
    28,889.87x = 491,731,254.86
  5. Step 5: Solve for x
    x = 491,731,254.86/28,889.87
  6. Step 6: Final answer
    x = 17,020.89

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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.