Home / 35,690.49-53,541.77-12,311.46

Finding the Fourth Proportional to 35,690.49, 53,541.77 and 12,311.46

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Solution

The fourth proportional to 35,690.49, 53,541.77 and 12,311.46 is: 18,469.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,690.49 : 53,541.77 = 12,311.46 : x
  2. Step 2: Convert to fraction form
    35,690.49/53,541.77 = 12,311.46/x
  3. Step 3: Cross multiply
    35,690.49x = 53,541.77 × 12,311.46
  4. Step 4: Simplify right side
    35,690.49x = 659,177,298.13
  5. Step 5: Solve for x
    x = 659,177,298.13/35,690.49
  6. Step 6: Final answer
    x = 18,469.27

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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.