Home / 36,192.11-49,946.10-20,276.22

Finding the Fourth Proportional to 36,192.11, 49,946.10 and 20,276.22

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Solution

The fourth proportional to 36,192.11, 49,946.10 and 20,276.22 is: 27,981.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,192.11 : 49,946.10 = 20,276.22 : x
  2. Step 2: Convert to fraction form
    36,192.11/49,946.10 = 20,276.22/x
  3. Step 3: Cross multiply
    36,192.11x = 49,946.10 × 20,276.22
  4. Step 4: Simplify right side
    36,192.11x = 1,012,718,111.74
  5. Step 5: Solve for x
    x = 1,012,718,111.74/36,192.11
  6. Step 6: Final answer
    x = 27,981.74

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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.