Home / 36,108.32-49,831.88-20,191.82

Finding the Fourth Proportional to 36,108.32, 49,831.88 and 20,191.82

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Solution

The fourth proportional to 36,108.32, 49,831.88 and 20,191.82 is: 27,866.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,108.32 : 49,831.88 = 20,191.82 : x
  2. Step 2: Convert to fraction form
    36,108.32/49,831.88 = 20,191.82/x
  3. Step 3: Cross multiply
    36,108.32x = 49,831.88 × 20,191.82
  4. Step 4: Simplify right side
    36,108.32x = 1,006,196,001.10
  5. Step 5: Solve for x
    x = 1,006,196,001.10/36,108.32
  6. Step 6: Final answer
    x = 27,866.05

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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.