Home / 23,465.55-32,382.42-12,855.21

Finding the Fourth Proportional to 23,465.55, 32,382.42 and 12,855.21

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Solution

The fourth proportional to 23,465.55, 32,382.42 and 12,855.21 is: 17,740.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,465.55 : 32,382.42 = 12,855.21 : x
  2. Step 2: Convert to fraction form
    23,465.55/32,382.42 = 12,855.21/x
  3. Step 3: Cross multiply
    23,465.55x = 32,382.42 × 12,855.21
  4. Step 4: Simplify right side
    23,465.55x = 416,282,809.41
  5. Step 5: Solve for x
    x = 416,282,809.41/23,465.55
  6. Step 6: Final answer
    x = 17,740.17

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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.