Home / 19,030.32-28,531.20-5,874.96

Finding the Fourth Proportional to 19,030.32, 28,531.20 and 5,874.96

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Solution

The fourth proportional to 19,030.32, 28,531.20 and 5,874.96 is: 8,808.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,030.32 : 28,531.20 = 5,874.96 : x
  2. Step 2: Convert to fraction form
    19,030.32/28,531.20 = 5,874.96/x
  3. Step 3: Cross multiply
    19,030.32x = 28,531.20 × 5,874.96
  4. Step 4: Simplify right side
    19,030.32x = 167,619,658.75
  5. Step 5: Solve for x
    x = 167,619,658.75/19,030.32
  6. Step 6: Final answer
    x = 8,808.03

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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.