Home / 37,912.32-56,851.20-19,457.28

Finding the Fourth Proportional to 37,912.32, 56,851.20 and 19,457.28

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Solution

The fourth proportional to 37,912.32, 56,851.20 and 19,457.28 is: 29,177.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,912.32 : 56,851.20 = 19,457.28 : x
  2. Step 2: Convert to fraction form
    37,912.32/56,851.20 = 19,457.28/x
  3. Step 3: Cross multiply
    37,912.32x = 56,851.20 × 19,457.28
  4. Step 4: Simplify right side
    37,912.32x = 1,106,169,716.74
  5. Step 5: Solve for x
    x = 1,106,169,716.74/37,912.32
  6. Step 6: Final answer
    x = 29,177.05

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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.