Home / 37,689.48-52,011.69-20,694.46

Finding the Fourth Proportional to 37,689.48, 52,011.69 and 20,694.46

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Solution

The fourth proportional to 37,689.48, 52,011.69 and 20,694.46 is: 28,558.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,689.48 : 52,011.69 = 20,694.46 : x
  2. Step 2: Convert to fraction form
    37,689.48/52,011.69 = 20,694.46/x
  3. Step 3: Cross multiply
    37,689.48x = 52,011.69 × 20,694.46
  4. Step 4: Simplify right side
    37,689.48x = 1,076,353,838.24
  5. Step 5: Solve for x
    x = 1,076,353,838.24/37,689.48
  6. Step 6: Final answer
    x = 28,558.47

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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.