Home / 15,998.44-22,077.86-8,925.32

Finding the Fourth Proportional to 15,998.44, 22,077.86 and 8,925.32

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Solution

The fourth proportional to 15,998.44, 22,077.86 and 8,925.32 is: 12,316.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,998.44 : 22,077.86 = 8,925.32 : x
  2. Step 2: Convert to fraction form
    15,998.44/22,077.86 = 8,925.32/x
  3. Step 3: Cross multiply
    15,998.44x = 22,077.86 × 8,925.32
  4. Step 4: Simplify right side
    15,998.44x = 197,051,965.42
  5. Step 5: Solve for x
    x = 197,051,965.42/15,998.44
  6. Step 6: Final answer
    x = 12,316.95

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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.