Home / 19,148.27-28,693.17-8,048.93

Finding the Fourth Proportional to 19,148.27, 28,693.17 and 8,048.93

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Solution

The fourth proportional to 19,148.27, 28,693.17 and 8,048.93 is: 12,061.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,148.27 : 28,693.17 = 8,048.93 : x
  2. Step 2: Convert to fraction form
    19,148.27/28,693.17 = 8,048.93/x
  3. Step 3: Cross multiply
    19,148.27x = 28,693.17 × 8,048.93
  4. Step 4: Simplify right side
    19,148.27x = 230,949,173.34
  5. Step 5: Solve for x
    x = 230,949,173.34/19,148.27
  6. Step 6: Final answer
    x = 12,061.10

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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.