Home / 37,577.64-51,858.78-20,810.64

Finding the Fourth Proportional to 37,577.64, 51,858.78 and 20,810.64

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Solution

The fourth proportional to 37,577.64, 51,858.78 and 20,810.64 is: 28,719.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,577.64 : 51,858.78 = 20,810.64 : x
  2. Step 2: Convert to fraction form
    37,577.64/51,858.78 = 20,810.64/x
  3. Step 3: Cross multiply
    37,577.64x = 51,858.78 × 20,810.64
  4. Step 4: Simplify right side
    37,577.64x = 1,079,214,401.42
  5. Step 5: Solve for x
    x = 1,079,214,401.42/37,577.64
  6. Step 6: Final answer
    x = 28,719.59

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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.