Home / 32,428.96-48,665.32-12,705.04

Finding the Fourth Proportional to 32,428.96, 48,665.32 and 12,705.04

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Solution

The fourth proportional to 32,428.96, 48,665.32 and 12,705.04 is: 19,066.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,428.96 : 48,665.32 = 12,705.04 : x
  2. Step 2: Convert to fraction form
    32,428.96/48,665.32 = 12,705.04/x
  3. Step 3: Cross multiply
    32,428.96x = 48,665.32 × 12,705.04
  4. Step 4: Simplify right side
    32,428.96x = 618,294,837.21
  5. Step 5: Solve for x
    x = 618,294,837.21/32,428.96
  6. Step 6: Final answer
    x = 19,066.13

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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.