Home / 29,728.32-41,024.16-16,299.21

Finding the Fourth Proportional to 29,728.32, 41,024.16 and 16,299.21

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Solution

The fourth proportional to 29,728.32, 41,024.16 and 16,299.21 is: 22,492.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,728.32 : 41,024.16 = 16,299.21 : x
  2. Step 2: Convert to fraction form
    29,728.32/41,024.16 = 16,299.21/x
  3. Step 3: Cross multiply
    29,728.32x = 41,024.16 × 16,299.21
  4. Step 4: Simplify right side
    29,728.32x = 668,661,398.91
  5. Step 5: Solve for x
    x = 668,661,398.91/29,728.32
  6. Step 6: Final answer
    x = 22,492.40

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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.