Home / 19,071.09-28,611.50-5,923.58

Finding the Fourth Proportional to 19,071.09, 28,611.50 and 5,923.58

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Solution

The fourth proportional to 19,071.09, 28,611.50 and 5,923.58 is: 8,886.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,071.09 : 28,611.50 = 5,923.58 : x
  2. Step 2: Convert to fraction form
    19,071.09/28,611.50 = 5,923.58/x
  3. Step 3: Cross multiply
    19,071.09x = 28,611.50 × 5,923.58
  4. Step 4: Simplify right side
    19,071.09x = 169,482,336.49
  5. Step 5: Solve for x
    x = 169,482,336.49/19,071.09
  6. Step 6: Final answer
    x = 8,886.87

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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.