Home / 37,085.84-51,178.52-20,090.28

Finding the Fourth Proportional to 37,085.84, 51,178.52 and 20,090.28

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Solution

The fourth proportional to 37,085.84, 51,178.52 and 20,090.28 is: 27,724.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,085.84 : 51,178.52 = 20,090.28 : x
  2. Step 2: Convert to fraction form
    37,085.84/51,178.52 = 20,090.28/x
  3. Step 3: Cross multiply
    37,085.84x = 51,178.52 × 20,090.28
  4. Step 4: Simplify right side
    37,085.84x = 1,028,190,796.79
  5. Step 5: Solve for x
    x = 1,028,190,796.79/37,085.84
  6. Step 6: Final answer
    x = 27,724.62

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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.