Home / 29,443.41-40,632.12-16,014.78

Finding the Fourth Proportional to 29,443.41, 40,632.12 and 16,014.78

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Solution

The fourth proportional to 29,443.41, 40,632.12 and 16,014.78 is: 22,100.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,443.41 : 40,632.12 = 16,014.78 : x
  2. Step 2: Convert to fraction form
    29,443.41/40,632.12 = 16,014.78/x
  3. Step 3: Cross multiply
    29,443.41x = 40,632.12 × 16,014.78
  4. Step 4: Simplify right side
    29,443.41x = 650,714,462.73
  5. Step 5: Solve for x
    x = 650,714,462.73/29,443.41
  6. Step 6: Final answer
    x = 22,100.51

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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.