Home / 50,322.12-69,446.16-27,661.86

Finding the Fourth Proportional to 50,322.12, 69,446.16 and 27,661.86

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Solution

The fourth proportional to 50,322.12, 69,446.16 and 27,661.86 is: 38,174.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,322.12 : 69,446.16 = 27,661.86 : x
  2. Step 2: Convert to fraction form
    50,322.12/69,446.16 = 27,661.86/x
  3. Step 3: Cross multiply
    50,322.12x = 69,446.16 × 27,661.86
  4. Step 4: Simplify right side
    50,322.12x = 1,921,009,955.46
  5. Step 5: Solve for x
    x = 1,921,009,955.46/50,322.12
  6. Step 6: Final answer
    x = 38,174.27

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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.