Home / 19,367.02-29,055.93-8,127.64

Finding the Fourth Proportional to 19,367.02, 29,055.93 and 8,127.64

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Solution

The fourth proportional to 19,367.02, 29,055.93 and 8,127.64 is: 12,193.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,367.02 : 29,055.93 = 8,127.64 : x
  2. Step 2: Convert to fraction form
    19,367.02/29,055.93 = 8,127.64/x
  3. Step 3: Cross multiply
    19,367.02x = 29,055.93 × 8,127.64
  4. Step 4: Simplify right side
    19,367.02x = 236,156,138.91
  5. Step 5: Solve for x
    x = 236,156,138.91/19,367.02
  6. Step 6: Final answer
    x = 12,193.73

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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.