Home / 19,051.13-28,568.68-7,202.91

Finding the Fourth Proportional to 19,051.13, 28,568.68 and 7,202.91

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Solution

The fourth proportional to 19,051.13, 28,568.68 and 7,202.91 is: 10,801.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,051.13 : 28,568.68 = 7,202.91 : x
  2. Step 2: Convert to fraction form
    19,051.13/28,568.68 = 7,202.91/x
  3. Step 3: Cross multiply
    19,051.13x = 28,568.68 × 7,202.91
  4. Step 4: Simplify right side
    19,051.13x = 205,777,630.86
  5. Step 5: Solve for x
    x = 205,777,630.86/19,051.13
  6. Step 6: Final answer
    x = 10,801.33

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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.