Home / 29,683.36-40,963.10-16,254.72

Finding the Fourth Proportional to 29,683.36, 40,963.10 and 16,254.72

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Solution

The fourth proportional to 29,683.36, 40,963.10 and 16,254.72 is: 22,431.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,683.36 : 40,963.10 = 16,254.72 : x
  2. Step 2: Convert to fraction form
    29,683.36/40,963.10 = 16,254.72/x
  3. Step 3: Cross multiply
    29,683.36x = 40,963.10 × 16,254.72
  4. Step 4: Simplify right side
    29,683.36x = 665,843,720.83
  5. Step 5: Solve for x
    x = 665,843,720.83/29,683.36
  6. Step 6: Final answer
    x = 22,431.55

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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.