Home / 52,428.25-78,615.64-17,355.25

Finding the Fourth Proportional to 52,428.25, 78,615.64 and 17,355.25

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Solution

The fourth proportional to 52,428.25, 78,615.64 and 17,355.25 is: 26,024.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,428.25 : 78,615.64 = 17,355.25 : x
  2. Step 2: Convert to fraction form
    52,428.25/78,615.64 = 17,355.25/x
  3. Step 3: Cross multiply
    52,428.25x = 78,615.64 × 17,355.25
  4. Step 4: Simplify right side
    52,428.25x = 1,364,394,086.11
  5. Step 5: Solve for x
    x = 1,364,394,086.11/52,428.25
  6. Step 6: Final answer
    x = 26,024.02

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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.