Home / 50,640.16-75,951.28-13,707.04

Finding the Fourth Proportional to 50,640.16, 75,951.28 and 13,707.04

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Solution

The fourth proportional to 50,640.16, 75,951.28 and 13,707.04 is: 20,558.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,640.16 : 75,951.28 = 13,707.04 : x
  2. Step 2: Convert to fraction form
    50,640.16/75,951.28 = 13,707.04/x
  3. Step 3: Cross multiply
    50,640.16x = 75,951.28 × 13,707.04
  4. Step 4: Simplify right side
    50,640.16x = 1,041,067,233.01
  5. Step 5: Solve for x
    x = 1,041,067,233.01/50,640.16
  6. Step 6: Final answer
    x = 20,558.13

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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.