Home / 52,328.29-78,495.15-17,270.68

Finding the Fourth Proportional to 52,328.29, 78,495.15 and 17,270.68

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Solution

The fourth proportional to 52,328.29, 78,495.15 and 17,270.68 is: 25,906.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,328.29 : 78,495.15 = 17,270.68 : x
  2. Step 2: Convert to fraction form
    52,328.29/78,495.15 = 17,270.68/x
  3. Step 3: Cross multiply
    52,328.29x = 78,495.15 × 17,270.68
  4. Step 4: Simplify right side
    52,328.29x = 1,355,664,617.20
  5. Step 5: Solve for x
    x = 1,355,664,617.20/52,328.29
  6. Step 6: Final answer
    x = 25,906.92

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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.