Home / 37,569.52-51,847.68-20,802.88

Finding the Fourth Proportional to 37,569.52, 51,847.68 and 20,802.88

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Solution

The fourth proportional to 37,569.52, 51,847.68 and 20,802.88 is: 28,708.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,569.52 : 51,847.68 = 20,802.88 : x
  2. Step 2: Convert to fraction form
    37,569.52/51,847.68 = 20,802.88/x
  3. Step 3: Cross multiply
    37,569.52x = 51,847.68 × 20,802.88
  4. Step 4: Simplify right side
    37,569.52x = 1,078,581,065.32
  5. Step 5: Solve for x
    x = 1,078,581,065.32/37,569.52
  6. Step 6: Final answer
    x = 28,708.94

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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.