Home / 29,124.96-40,192.42-16,549.72

Finding the Fourth Proportional to 29,124.96, 40,192.42 and 16,549.72

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Solution

The fourth proportional to 29,124.96, 40,192.42 and 16,549.72 is: 22,838.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,124.96 : 40,192.42 = 16,549.72 : x
  2. Step 2: Convert to fraction form
    29,124.96/40,192.42 = 16,549.72/x
  3. Step 3: Cross multiply
    29,124.96x = 40,192.42 × 16,549.72
  4. Step 4: Simplify right side
    29,124.96x = 665,173,297.12
  5. Step 5: Solve for x
    x = 665,173,297.12/29,124.96
  6. Step 6: Final answer
    x = 22,838.60

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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.