Home / 37,298.90-51,472.49-20,531.90

Finding the Fourth Proportional to 37,298.90, 51,472.49 and 20,531.90

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Solution

The fourth proportional to 37,298.90, 51,472.49 and 20,531.90 is: 28,334.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,298.90 : 51,472.49 = 20,531.90 : x
  2. Step 2: Convert to fraction form
    37,298.90/51,472.49 = 20,531.90/x
  3. Step 3: Cross multiply
    37,298.90x = 51,472.49 × 20,531.90
  4. Step 4: Simplify right side
    37,298.90x = 1,056,828,017.43
  5. Step 5: Solve for x
    x = 1,056,828,017.43/37,298.90
  6. Step 6: Final answer
    x = 28,334.03

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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.