Home / 33,192.72-45,805.32-18,085.20

Finding the Fourth Proportional to 33,192.72, 45,805.32 and 18,085.20

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Solution

The fourth proportional to 33,192.72, 45,805.32 and 18,085.20 is: 24,957.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,192.72 : 45,805.32 = 18,085.20 : x
  2. Step 2: Convert to fraction form
    33,192.72/45,805.32 = 18,085.20/x
  3. Step 3: Cross multiply
    33,192.72x = 45,805.32 × 18,085.20
  4. Step 4: Simplify right side
    33,192.72x = 828,398,373.26
  5. Step 5: Solve for x
    x = 828,398,373.26/33,192.72
  6. Step 6: Final answer
    x = 24,957.23

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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.