Home / 29,328.56-40,455.49-17,383.90

Finding the Fourth Proportional to 29,328.56, 40,455.49 and 17,383.90

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Solution

The fourth proportional to 29,328.56, 40,455.49 and 17,383.90 is: 23,979.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,328.56 : 40,455.49 = 17,383.90 : x
  2. Step 2: Convert to fraction form
    29,328.56/40,455.49 = 17,383.90/x
  3. Step 3: Cross multiply
    29,328.56x = 40,455.49 × 17,383.90
  4. Step 4: Simplify right side
    29,328.56x = 703,274,192.61
  5. Step 5: Solve for x
    x = 703,274,192.61/29,328.56
  6. Step 6: Final answer
    x = 23,979.16

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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.