Home / 30,255.32-41,753.32-16,827.14

Finding the Fourth Proportional to 30,255.32, 41,753.32 and 16,827.14

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Solution

The fourth proportional to 30,255.32, 41,753.32 and 16,827.14 is: 23,222.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,255.32 : 41,753.32 = 16,827.14 : x
  2. Step 2: Convert to fraction form
    30,255.32/41,753.32 = 16,827.14/x
  3. Step 3: Cross multiply
    30,255.32x = 41,753.32 × 16,827.14
  4. Step 4: Simplify right side
    30,255.32x = 702,588,961.10
  5. Step 5: Solve for x
    x = 702,588,961.10/30,255.32
  6. Step 6: Final answer
    x = 23,222.00

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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.