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Finding the Fourth Proportional to 36,648.06, 50,574.21 and 19,881.06

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Solution

The fourth proportional to 36,648.06, 50,574.21 and 19,881.06 is: 27,435.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,648.06 : 50,574.21 = 19,881.06 : x
  2. Step 2: Convert to fraction form
    36,648.06/50,574.21 = 19,881.06/x
  3. Step 3: Cross multiply
    36,648.06x = 50,574.21 × 19,881.06
  4. Step 4: Simplify right side
    36,648.06x = 1,005,468,903.46
  5. Step 5: Solve for x
    x = 1,005,468,903.46/36,648.06
  6. Step 6: Final answer
    x = 27,435.80

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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.