Home / 37,387.17-51,594.98-20,391.62

Finding the Fourth Proportional to 37,387.17, 51,594.98 and 20,391.62

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Solution

The fourth proportional to 37,387.17, 51,594.98 and 20,391.62 is: 28,140.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,387.17 : 51,594.98 = 20,391.62 : x
  2. Step 2: Convert to fraction form
    37,387.17/51,594.98 = 20,391.62/x
  3. Step 3: Cross multiply
    37,387.17x = 51,594.98 × 20,391.62
  4. Step 4: Simplify right side
    37,387.17x = 1,052,104,866.13
  5. Step 5: Solve for x
    x = 1,052,104,866.13/37,387.17
  6. Step 6: Final answer
    x = 28,140.80

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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.