Home / 13,565.94-20,341.44-4,203.36

Finding the Fourth Proportional to 13,565.94, 20,341.44 and 4,203.36

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Solution

The fourth proportional to 13,565.94, 20,341.44 and 4,203.36 is: 6,302.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,565.94 : 20,341.44 = 4,203.36 : x
  2. Step 2: Convert to fraction form
    13,565.94/20,341.44 = 4,203.36/x
  3. Step 3: Cross multiply
    13,565.94x = 20,341.44 × 4,203.36
  4. Step 4: Simplify right side
    13,565.94x = 85,502,395.24
  5. Step 5: Solve for x
    x = 85,502,395.24/13,565.94
  6. Step 6: Final answer
    x = 6,302.73

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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.