Home / 29,170.99-40,255.03-16,424.83

Finding the Fourth Proportional to 29,170.99, 40,255.03 and 16,424.83

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Solution

The fourth proportional to 29,170.99, 40,255.03 and 16,424.83 is: 22,665.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,170.99 : 40,255.03 = 16,424.83 : x
  2. Step 2: Convert to fraction form
    29,170.99/40,255.03 = 16,424.83/x
  3. Step 3: Cross multiply
    29,170.99x = 40,255.03 × 16,424.83
  4. Step 4: Simplify right side
    29,170.99x = 661,182,024.39
  5. Step 5: Solve for x
    x = 661,182,024.39/29,170.99
  6. Step 6: Final answer
    x = 22,665.74

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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.