Home / 17,442.36-24,029.76-12,127.95

Finding the Fourth Proportional to 17,442.36, 24,029.76 and 12,127.95

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Solution

The fourth proportional to 17,442.36, 24,029.76 and 12,127.95 is: 16,708.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,442.36 : 24,029.76 = 12,127.95 : x
  2. Step 2: Convert to fraction form
    17,442.36/24,029.76 = 12,127.95/x
  3. Step 3: Cross multiply
    17,442.36x = 24,029.76 × 12,127.95
  4. Step 4: Simplify right side
    17,442.36x = 291,431,727.79
  5. Step 5: Solve for x
    x = 291,431,727.79/17,442.36
  6. Step 6: Final answer
    x = 16,708.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.