Home / 36,455.10-50,307.90-21,350.58

Finding the Fourth Proportional to 36,455.10, 50,307.90 and 21,350.58

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Solution

The fourth proportional to 36,455.10, 50,307.90 and 21,350.58 is: 29,463.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,455.10 : 50,307.90 = 21,350.58 : x
  2. Step 2: Convert to fraction form
    36,455.10/50,307.90 = 21,350.58/x
  3. Step 3: Cross multiply
    36,455.10x = 50,307.90 × 21,350.58
  4. Step 4: Simplify right side
    36,455.10x = 1,074,102,843.58
  5. Step 5: Solve for x
    x = 1,074,102,843.58/36,455.10
  6. Step 6: Final answer
    x = 29,463.72

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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.