Home / 37,577.64-51,857.73-20,581.56

Finding the Fourth Proportional to 37,577.64, 51,857.73 and 20,581.56

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Solution

The fourth proportional to 37,577.64, 51,857.73 and 20,581.56 is: 28,402.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,577.64 : 51,857.73 = 20,581.56 : x
  2. Step 2: Convert to fraction form
    37,577.64/51,857.73 = 20,581.56/x
  3. Step 3: Cross multiply
    37,577.64x = 51,857.73 × 20,581.56
  4. Step 4: Simplify right side
    37,577.64x = 1,067,312,981.46
  5. Step 5: Solve for x
    x = 1,067,312,981.46/37,577.64
  6. Step 6: Final answer
    x = 28,402.87

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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.