Home / 36,519.74-50,397.88-21,423.28

Finding the Fourth Proportional to 36,519.74, 50,397.88 and 21,423.28

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Solution

The fourth proportional to 36,519.74, 50,397.88 and 21,423.28 is: 29,564.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,519.74 : 50,397.88 = 21,423.28 : x
  2. Step 2: Convert to fraction form
    36,519.74/50,397.88 = 21,423.28/x
  3. Step 3: Cross multiply
    36,519.74x = 50,397.88 × 21,423.28
  4. Step 4: Simplify right side
    36,519.74x = 1,079,687,894.65
  5. Step 5: Solve for x
    x = 1,079,687,894.65/36,519.74
  6. Step 6: Final answer
    x = 29,564.50

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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.