Home / 29,133.88-40,204.35-16,386.10

Finding the Fourth Proportional to 29,133.88, 40,204.35 and 16,386.10

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Solution

The fourth proportional to 29,133.88, 40,204.35 and 16,386.10 is: 22,612.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,133.88 : 40,204.35 = 16,386.10 : x
  2. Step 2: Convert to fraction form
    29,133.88/40,204.35 = 16,386.10/x
  3. Step 3: Cross multiply
    29,133.88x = 40,204.35 × 16,386.10
  4. Step 4: Simplify right side
    29,133.88x = 658,792,399.02
  5. Step 5: Solve for x
    x = 658,792,399.02/29,133.88
  6. Step 6: Final answer
    x = 22,612.59

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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.