Home / 37,690.48-52,013.07-20,695.46

Finding the Fourth Proportional to 37,690.48, 52,013.07 and 20,695.46

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Solution

The fourth proportional to 37,690.48, 52,013.07 and 20,695.46 is: 28,559.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,690.48 : 52,013.07 = 20,695.46 : x
  2. Step 2: Convert to fraction form
    37,690.48/52,013.07 = 20,695.46/x
  3. Step 3: Cross multiply
    37,690.48x = 52,013.07 × 20,695.46
  4. Step 4: Simplify right side
    37,690.48x = 1,076,434,409.66
  5. Step 5: Solve for x
    x = 1,076,434,409.66/37,690.48
  6. Step 6: Final answer
    x = 28,559.85

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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.