Home / 37,577.06-51,856.38-20,581.32

Finding the Fourth Proportional to 37,577.06, 51,856.38 and 20,581.32

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Solution

The fourth proportional to 37,577.06, 51,856.38 and 20,581.32 is: 28,402.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,577.06 : 51,856.38 = 20,581.32 : x
  2. Step 2: Convert to fraction form
    37,577.06/51,856.38 = 20,581.32/x
  3. Step 3: Cross multiply
    37,577.06x = 51,856.38 × 20,581.32
  4. Step 4: Simplify right side
    37,577.06x = 1,067,272,449.86
  5. Step 5: Solve for x
    x = 1,067,272,449.86/37,577.06
  6. Step 6: Final answer
    x = 28,402.23

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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.