Home / 37,931.60-56,869.31-18,191.36

Finding the Fourth Proportional to 37,931.60, 56,869.31 and 18,191.36

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Solution

The fourth proportional to 37,931.60, 56,869.31 and 18,191.36 is: 27,273.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,931.60 : 56,869.31 = 18,191.36 : x
  2. Step 2: Convert to fraction form
    37,931.60/56,869.31 = 18,191.36/x
  3. Step 3: Cross multiply
    37,931.60x = 56,869.31 × 18,191.36
  4. Step 4: Simplify right side
    37,931.60x = 1,034,529,852.29
  5. Step 5: Solve for x
    x = 1,034,529,852.29/37,931.60
  6. Step 6: Final answer
    x = 27,273.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.