Home / 35,115.10-52,693.43-12,944.05

Finding the Fourth Proportional to 35,115.10, 52,693.43 and 12,944.05

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Solution

The fourth proportional to 35,115.10, 52,693.43 and 12,944.05 is: 19,423.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,115.10 : 52,693.43 = 12,944.05 : x
  2. Step 2: Convert to fraction form
    35,115.10/52,693.43 = 12,944.05/x
  3. Step 3: Cross multiply
    35,115.10x = 52,693.43 × 12,944.05
  4. Step 4: Simplify right side
    35,115.10x = 682,066,392.59
  5. Step 5: Solve for x
    x = 682,066,392.59/35,115.10
  6. Step 6: Final answer
    x = 19,423.73

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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.