Home / 37,103.28-55,664.24-10,808.40

Finding the Fourth Proportional to 37,103.28, 55,664.24 and 10,808.40

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Solution

The fourth proportional to 37,103.28, 55,664.24 and 10,808.40 is: 16,215.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,103.28 : 55,664.24 = 10,808.40 : x
  2. Step 2: Convert to fraction form
    37,103.28/55,664.24 = 10,808.40/x
  3. Step 3: Cross multiply
    37,103.28x = 55,664.24 × 10,808.40
  4. Step 4: Simplify right side
    37,103.28x = 601,641,371.62
  5. Step 5: Solve for x
    x = 601,641,371.62/37,103.28
  6. Step 6: Final answer
    x = 16,215.31

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1.5x scale

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.