Home / 37,688.48-52,010.31-20,693.46

Finding the Fourth Proportional to 37,688.48, 52,010.31 and 20,693.46

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Solution

The fourth proportional to 37,688.48, 52,010.31 and 20,693.46 is: 28,557.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,688.48 : 52,010.31 = 20,693.46 : x
  2. Step 2: Convert to fraction form
    37,688.48/52,010.31 = 20,693.46/x
  3. Step 3: Cross multiply
    37,688.48x = 52,010.31 × 20,693.46
  4. Step 4: Simplify right side
    37,688.48x = 1,076,273,269.57
  5. Step 5: Solve for x
    x = 1,076,273,269.57/37,688.48
  6. Step 6: Final answer
    x = 28,557.09

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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.