Home / 52,376.14-78,517.74-19,090

Finding the Fourth Proportional to 52,376.14, 78,517.74 and 19,090

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Solution

The fourth proportional to 52,376.14, 78,517.74 and 19,090 is: 28,618.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,376.14 : 78,517.74 = 19,090 : x
  2. Step 2: Convert to fraction form
    52,376.14/78,517.74 = 19,090/x
  3. Step 3: Cross multiply
    52,376.14x = 78,517.74 × 19,090
  4. Step 4: Simplify right side
    52,376.14x = 1,498,903,656.60
  5. Step 5: Solve for x
    x = 1,498,903,656.60/52,376.14
  6. Step 6: Final answer
    x = 28,618.06

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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.