Home / 37,147.87-51,263.98-21,241.09

Finding the Fourth Proportional to 37,147.87, 51,263.98 and 21,241.09

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Solution

The fourth proportional to 37,147.87, 51,263.98 and 21,241.09 is: 29,312.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,147.87 : 51,263.98 = 21,241.09 : x
  2. Step 2: Convert to fraction form
    37,147.87/51,263.98 = 21,241.09/x
  3. Step 3: Cross multiply
    37,147.87x = 51,263.98 × 21,241.09
  4. Step 4: Simplify right side
    37,147.87x = 1,088,902,812.94
  5. Step 5: Solve for x
    x = 1,088,902,812.94/37,147.87
  6. Step 6: Final answer
    x = 29,312.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.