Home / 19,016.50-28,528.55-5,868.38

Finding the Fourth Proportional to 19,016.50, 28,528.55 and 5,868.38

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Solution

The fourth proportional to 19,016.50, 28,528.55 and 5,868.38 is: 8,803.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,016.50 : 28,528.55 = 5,868.38 : x
  2. Step 2: Convert to fraction form
    19,016.50/28,528.55 = 5,868.38/x
  3. Step 3: Cross multiply
    19,016.50x = 28,528.55 × 5,868.38
  4. Step 4: Simplify right side
    19,016.50x = 167,416,372.25
  5. Step 5: Solve for x
    x = 167,416,372.25/19,016.50
  6. Step 6: Final answer
    x = 8,803.74

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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.