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Finding the Fourth Proportional to 19,016.24, 28,528.76 and 5,868.24

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Solution

The fourth proportional to 19,016.24, 28,528.76 and 5,868.24 is: 8,803.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,016.24 : 28,528.76 = 5,868.24 : x
  2. Step 2: Convert to fraction form
    19,016.24/28,528.76 = 5,868.24/x
  3. Step 3: Cross multiply
    19,016.24x = 28,528.76 × 5,868.24
  4. Step 4: Simplify right side
    19,016.24x = 167,413,610.58
  5. Step 5: Solve for x
    x = 167,413,610.58/19,016.24
  6. Step 6: Final answer
    x = 8,803.72

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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.