Home / 37,114.59-51,218.28-20,118.87

Finding the Fourth Proportional to 37,114.59, 51,218.28 and 20,118.87

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Solution

The fourth proportional to 37,114.59, 51,218.28 and 20,118.87 is: 27,764.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,114.59 : 51,218.28 = 20,118.87 : x
  2. Step 2: Convert to fraction form
    37,114.59/51,218.28 = 20,118.87/x
  3. Step 3: Cross multiply
    37,114.59x = 51,218.28 × 20,118.87
  4. Step 4: Simplify right side
    37,114.59x = 1,030,453,916.94
  5. Step 5: Solve for x
    x = 1,030,453,916.94/37,114.59
  6. Step 6: Final answer
    x = 27,764.12

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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.