Home / 50,695.16-76,055.70-21,103.16

Finding the Fourth Proportional to 50,695.16, 76,055.70 and 21,103.16

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Solution

The fourth proportional to 50,695.16, 76,055.70 and 21,103.16 is: 31,660.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,695.16 : 76,055.70 = 21,103.16 : x
  2. Step 2: Convert to fraction form
    50,695.16/76,055.70 = 21,103.16/x
  3. Step 3: Cross multiply
    50,695.16x = 76,055.70 × 21,103.16
  4. Step 4: Simplify right side
    50,695.16x = 1,605,015,606.01
  5. Step 5: Solve for x
    x = 1,605,015,606.01/50,695.16
  6. Step 6: Final answer
    x = 31,660.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.