Home / 37,237.20-51,386.76-20,469.84

Finding the Fourth Proportional to 37,237.20, 51,386.76 and 20,469.84

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Solution

The fourth proportional to 37,237.20, 51,386.76 and 20,469.84 is: 28,248.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,237.20 : 51,386.76 = 20,469.84 : x
  2. Step 2: Convert to fraction form
    37,237.20/51,386.76 = 20,469.84/x
  3. Step 3: Cross multiply
    37,237.20x = 51,386.76 × 20,469.84
  4. Step 4: Simplify right side
    37,237.20x = 1,051,878,755.32
  5. Step 5: Solve for x
    x = 1,051,878,755.32/37,237.20
  6. Step 6: Final answer
    x = 28,248.06

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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.