Home / 19,148.81-28,723.23-6,002.21

Finding the Fourth Proportional to 19,148.81, 28,723.23 and 6,002.21

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Solution

The fourth proportional to 19,148.81, 28,723.23 and 6,002.21 is: 9,003.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,148.81 : 28,723.23 = 6,002.21 : x
  2. Step 2: Convert to fraction form
    19,148.81/28,723.23 = 6,002.21/x
  3. Step 3: Cross multiply
    19,148.81x = 28,723.23 × 6,002.21
  4. Step 4: Simplify right side
    19,148.81x = 172,402,714.72
  5. Step 5: Solve for x
    x = 172,402,714.72/19,148.81
  6. Step 6: Final answer
    x = 9,003.31

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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.