Home / 15,998.06-22,077.92-8,925.86

Finding the Fourth Proportional to 15,998.06, 22,077.92 and 8,925.86

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Solution

The fourth proportional to 15,998.06, 22,077.92 and 8,925.86 is: 12,318.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,998.06 : 22,077.92 = 8,925.86 : x
  2. Step 2: Convert to fraction form
    15,998.06/22,077.92 = 8,925.86/x
  3. Step 3: Cross multiply
    15,998.06x = 22,077.92 × 8,925.86
  4. Step 4: Simplify right side
    15,998.06x = 197,064,334.94
  5. Step 5: Solve for x
    x = 197,064,334.94/15,998.06
  6. Step 6: Final answer
    x = 12,318.02

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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.