Home / 28,741.91-43,114.68-9,021.24

Finding the Fourth Proportional to 28,741.91, 43,114.68 and 9,021.24

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Solution

The fourth proportional to 28,741.91, 43,114.68 and 9,021.24 is: 13,532.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,741.91 : 43,114.68 = 9,021.24 : x
  2. Step 2: Convert to fraction form
    28,741.91/43,114.68 = 9,021.24/x
  3. Step 3: Cross multiply
    28,741.91x = 43,114.68 × 9,021.24
  4. Step 4: Simplify right side
    28,741.91x = 388,947,875.80
  5. Step 5: Solve for x
    x = 388,947,875.80/28,741.91
  6. Step 6: Final answer
    x = 13,532.43

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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.