Home / 15,071.84-22,611.72-6,189.92

Finding the Fourth Proportional to 15,071.84, 22,611.72 and 6,189.92

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Solution

The fourth proportional to 15,071.84, 22,611.72 and 6,189.92 is: 9,286.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,071.84 : 22,611.72 = 6,189.92 : x
  2. Step 2: Convert to fraction form
    15,071.84/22,611.72 = 6,189.92/x
  3. Step 3: Cross multiply
    15,071.84x = 22,611.72 × 6,189.92
  4. Step 4: Simplify right side
    15,071.84x = 139,964,737.86
  5. Step 5: Solve for x
    x = 139,964,737.86/15,071.84
  6. Step 6: Final answer
    x = 9,286.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.