Home / 16,319.54-22,520.91-9,247.31

Finding the Fourth Proportional to 16,319.54, 22,520.91 and 9,247.31

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Solution

The fourth proportional to 16,319.54, 22,520.91 and 9,247.31 is: 12,761.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,319.54 : 22,520.91 = 9,247.31 : x
  2. Step 2: Convert to fraction form
    16,319.54/22,520.91 = 9,247.31/x
  3. Step 3: Cross multiply
    16,319.54x = 22,520.91 × 9,247.31
  4. Step 4: Simplify right side
    16,319.54x = 208,257,836.25
  5. Step 5: Solve for x
    x = 208,257,836.25/16,319.54
  6. Step 6: Final answer
    x = 12,761.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.