Home / 52,661.40-78,996.20-17,601.16

Finding the Fourth Proportional to 52,661.40, 78,996.20 and 17,601.16

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Solution

The fourth proportional to 52,661.40, 78,996.20 and 17,601.16 is: 26,403.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,661.40 : 78,996.20 = 17,601.16 : x
  2. Step 2: Convert to fraction form
    52,661.40/78,996.20 = 17,601.16/x
  3. Step 3: Cross multiply
    52,661.40x = 78,996.20 × 17,601.16
  4. Step 4: Simplify right side
    52,661.40x = 1,390,424,755.59
  5. Step 5: Solve for x
    x = 1,390,424,755.59/52,661.40
  6. Step 6: Final answer
    x = 26,403.11

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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.