Home / 29,464.29-40,664.93-16,720.61

Finding the Fourth Proportional to 29,464.29, 40,664.93 and 16,720.61

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Solution

The fourth proportional to 29,464.29, 40,664.93 and 16,720.61 is: 23,076.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,464.29 : 40,664.93 = 16,720.61 : x
  2. Step 2: Convert to fraction form
    29,464.29/40,664.93 = 16,720.61/x
  3. Step 3: Cross multiply
    29,464.29x = 40,664.93 × 16,720.61
  4. Step 4: Simplify right side
    29,464.29x = 679,942,148.28
  5. Step 5: Solve for x
    x = 679,942,148.28/29,464.29
  6. Step 6: Final answer
    x = 23,076.82

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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.