Home / 37,873.92-52,262.48-20,875.20

Finding the Fourth Proportional to 37,873.92, 52,262.48 and 20,875.20

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Solution

The fourth proportional to 37,873.92, 52,262.48 and 20,875.20 is: 28,805.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,873.92 : 52,262.48 = 20,875.20 : x
  2. Step 2: Convert to fraction form
    37,873.92/52,262.48 = 20,875.20/x
  3. Step 3: Cross multiply
    37,873.92x = 52,262.48 × 20,875.20
  4. Step 4: Simplify right side
    37,873.92x = 1,090,989,722.50
  5. Step 5: Solve for x
    x = 1,090,989,722.50/37,873.92
  6. Step 6: Final answer
    x = 28,805.83

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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.