Home / 12,335.24-18,502.32-3,570.50

Finding the Fourth Proportional to 12,335.24, 18,502.32 and 3,570.50

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Solution

The fourth proportional to 12,335.24, 18,502.32 and 3,570.50 is: 5,355.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,335.24 : 18,502.32 = 3,570.50 : x
  2. Step 2: Convert to fraction form
    12,335.24/18,502.32 = 3,570.50/x
  3. Step 3: Cross multiply
    12,335.24x = 18,502.32 × 3,570.50
  4. Step 4: Simplify right side
    12,335.24x = 66,062,533.56
  5. Step 5: Solve for x
    x = 66,062,533.56/12,335.24
  6. Step 6: Final answer
    x = 5,355.59

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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.