Home / 15,998.96-22,077.04-8,925.84

Finding the Fourth Proportional to 15,998.96, 22,077.04 and 8,925.84

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Solution

The fourth proportional to 15,998.96, 22,077.04 and 8,925.84 is: 12,316.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,998.96 : 22,077.04 = 8,925.84 : x
  2. Step 2: Convert to fraction form
    15,998.96/22,077.04 = 8,925.84/x
  3. Step 3: Cross multiply
    15,998.96x = 22,077.04 × 8,925.84
  4. Step 4: Simplify right side
    15,998.96x = 197,056,082.08
  5. Step 5: Solve for x
    x = 197,056,082.08/15,998.96
  6. Step 6: Final answer
    x = 12,316.81

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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.