Home / 35,470.36-53,213.10-12,112.12

Finding the Fourth Proportional to 35,470.36, 53,213.10 and 12,112.12

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Solution

The fourth proportional to 35,470.36, 53,213.10 and 12,112.12 is: 18,170.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,470.36 : 53,213.10 = 12,112.12 : x
  2. Step 2: Convert to fraction form
    35,470.36/53,213.10 = 12,112.12/x
  3. Step 3: Cross multiply
    35,470.36x = 53,213.10 × 12,112.12
  4. Step 4: Simplify right side
    35,470.36x = 644,523,452.77
  5. Step 5: Solve for x
    x = 644,523,452.77/35,470.36
  6. Step 6: Final answer
    x = 18,170.76

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1.5x scale

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.