Home / 19,045.05-28,573.44-8,523.87

Finding the Fourth Proportional to 19,045.05, 28,573.44 and 8,523.87

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Solution

The fourth proportional to 19,045.05, 28,573.44 and 8,523.87 is: 12,788.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,045.05 : 28,573.44 = 8,523.87 : x
  2. Step 2: Convert to fraction form
    19,045.05/28,573.44 = 8,523.87/x
  3. Step 3: Cross multiply
    19,045.05x = 28,573.44 × 8,523.87
  4. Step 4: Simplify right side
    19,045.05x = 243,556,288.01
  5. Step 5: Solve for x
    x = 243,556,288.01/19,045.05
  6. Step 6: Final answer
    x = 12,788.43

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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.