Home / 16,054.29-22,156.19-8,980.35

Finding the Fourth Proportional to 16,054.29, 22,156.19 and 8,980.35

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Solution

The fourth proportional to 16,054.29, 22,156.19 and 8,980.35 is: 12,393.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,054.29 : 22,156.19 = 8,980.35 : x
  2. Step 2: Convert to fraction form
    16,054.29/22,156.19 = 8,980.35/x
  3. Step 3: Cross multiply
    16,054.29x = 22,156.19 × 8,980.35
  4. Step 4: Simplify right side
    16,054.29x = 198,970,295.96
  5. Step 5: Solve for x
    x = 198,970,295.96/16,054.29
  6. Step 6: Final answer
    x = 12,393.59

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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.