Home / 23,320.81-32,181.55-13,247.92

Finding the Fourth Proportional to 23,320.81, 32,181.55 and 13,247.92

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Solution

The fourth proportional to 23,320.81, 32,181.55 and 13,247.92 is: 18,281.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,320.81 : 32,181.55 = 13,247.92 : x
  2. Step 2: Convert to fraction form
    23,320.81/32,181.55 = 13,247.92/x
  3. Step 3: Cross multiply
    23,320.81x = 32,181.55 × 13,247.92
  4. Step 4: Simplify right side
    23,320.81x = 426,338,599.88
  5. Step 5: Solve for x
    x = 426,338,599.88/23,320.81
  6. Step 6: Final answer
    x = 18,281.47

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.