Home / 37,871.90-52,220.12-31,044.50

Finding the Fourth Proportional to 37,871.90, 52,220.12 and 31,044.50

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Solution

The fourth proportional to 37,871.90, 52,220.12 and 31,044.50 is: 42,806.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,871.90 : 52,220.12 = 31,044.50 : x
  2. Step 2: Convert to fraction form
    37,871.90/52,220.12 = 31,044.50/x
  3. Step 3: Cross multiply
    37,871.90x = 52,220.12 × 31,044.50
  4. Step 4: Simplify right side
    37,871.90x = 1,621,147,515.34
  5. Step 5: Solve for x
    x = 1,621,147,515.34/37,871.90
  6. Step 6: Final answer
    x = 42,806.08

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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.