Home / 32,369.81-48,561.30-13,649.85

Finding the Fourth Proportional to 32,369.81, 48,561.30 and 13,649.85

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Solution

The fourth proportional to 32,369.81, 48,561.30 and 13,649.85 is: 20,477.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,369.81 : 48,561.30 = 13,649.85 : x
  2. Step 2: Convert to fraction form
    32,369.81/48,561.30 = 13,649.85/x
  3. Step 3: Cross multiply
    32,369.81x = 48,561.30 × 13,649.85
  4. Step 4: Simplify right side
    32,369.81x = 662,854,460.81
  5. Step 5: Solve for x
    x = 662,854,460.81/32,369.81
  6. Step 6: Final answer
    x = 20,477.55

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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.