Home / 12,359.61-18,542.39-3,594.60

Finding the Fourth Proportional to 12,359.61, 18,542.39 and 3,594.60

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Solution

The fourth proportional to 12,359.61, 18,542.39 and 3,594.60 is: 5,392.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,359.61 : 18,542.39 = 3,594.60 : x
  2. Step 2: Convert to fraction form
    12,359.61/18,542.39 = 3,594.60/x
  3. Step 3: Cross multiply
    12,359.61x = 18,542.39 × 3,594.60
  4. Step 4: Simplify right side
    12,359.61x = 66,652,457.12
  5. Step 5: Solve for x
    x = 66,652,457.12/12,359.61
  6. Step 6: Final answer
    x = 5,392.76

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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.