Home / 28,324.27-42,490.59-10,550.44

Finding the Fourth Proportional to 28,324.27, 42,490.59 and 10,550.44

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Solution

The fourth proportional to 28,324.27, 42,490.59 and 10,550.44 is: 15,827.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,324.27 : 42,490.59 = 10,550.44 : x
  2. Step 2: Convert to fraction form
    28,324.27/42,490.59 = 10,550.44/x
  3. Step 3: Cross multiply
    28,324.27x = 42,490.59 × 10,550.44
  4. Step 4: Simplify right side
    28,324.27x = 448,294,420.36
  5. Step 5: Solve for x
    x = 448,294,420.36/28,324.27
  6. Step 6: Final answer
    x = 15,827.22

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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.