Home / 23,428.32-32,331.60-12,817.95

Finding the Fourth Proportional to 23,428.32, 32,331.60 and 12,817.95

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Solution

The fourth proportional to 23,428.32, 32,331.60 and 12,817.95 is: 17,689.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,428.32 : 32,331.60 = 12,817.95 : x
  2. Step 2: Convert to fraction form
    23,428.32/32,331.60 = 12,817.95/x
  3. Step 3: Cross multiply
    23,428.32x = 32,331.60 × 12,817.95
  4. Step 4: Simplify right side
    23,428.32x = 414,424,832.22
  5. Step 5: Solve for x
    x = 414,424,832.22/23,428.32
  6. Step 6: Final answer
    x = 17,689.05

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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.