Home / 37,251.64-51,407.28-20,484.64

Finding the Fourth Proportional to 37,251.64, 51,407.28 and 20,484.64

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Solution

The fourth proportional to 37,251.64, 51,407.28 and 20,484.64 is: 28,268.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,251.64 : 51,407.28 = 20,484.64 : x
  2. Step 2: Convert to fraction form
    37,251.64/51,407.28 = 20,484.64/x
  3. Step 3: Cross multiply
    37,251.64x = 51,407.28 × 20,484.64
  4. Step 4: Simplify right side
    37,251.64x = 1,053,059,521.76
  5. Step 5: Solve for x
    x = 1,053,059,521.76/37,251.64
  6. Step 6: Final answer
    x = 28,268.81

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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.