Home / 36,792.06-50,776.47-21,689.40

Finding the Fourth Proportional to 36,792.06, 50,776.47 and 21,689.40

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Solution

The fourth proportional to 36,792.06, 50,776.47 and 21,689.40 is: 29,933.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,792.06 : 50,776.47 = 21,689.40 : x
  2. Step 2: Convert to fraction form
    36,792.06/50,776.47 = 21,689.40/x
  3. Step 3: Cross multiply
    36,792.06x = 50,776.47 × 21,689.40
  4. Step 4: Simplify right side
    36,792.06x = 1,101,311,168.42
  5. Step 5: Solve for x
    x = 1,101,311,168.42/36,792.06
  6. Step 6: Final answer
    x = 29,933.39

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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.