Home / 36,923.04-50,953.14-21,007.15

Finding the Fourth Proportional to 36,923.04, 50,953.14 and 21,007.15

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Solution

The fourth proportional to 36,923.04, 50,953.14 and 21,007.15 is: 28,989.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,923.04 : 50,953.14 = 21,007.15 : x
  2. Step 2: Convert to fraction form
    36,923.04/50,953.14 = 21,007.15/x
  3. Step 3: Cross multiply
    36,923.04x = 50,953.14 × 21,007.15
  4. Step 4: Simplify right side
    36,923.04x = 1,070,379,895.15
  5. Step 5: Solve for x
    x = 1,070,379,895.15/36,923.04
  6. Step 6: Final answer
    x = 28,989.49

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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.