Home / 29,142.94-40,220.67-16,569.58

Finding the Fourth Proportional to 29,142.94, 40,220.67 and 16,569.58

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Solution

The fourth proportional to 29,142.94, 40,220.67 and 16,569.58 is: 22,867.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,142.94 : 40,220.67 = 16,569.58 : x
  2. Step 2: Convert to fraction form
    29,142.94/40,220.67 = 16,569.58/x
  3. Step 3: Cross multiply
    29,142.94x = 40,220.67 × 16,569.58
  4. Step 4: Simplify right side
    29,142.94x = 666,439,609.22
  5. Step 5: Solve for x
    x = 666,439,609.22/29,142.94
  6. Step 6: Final answer
    x = 22,867.96

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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.