Home / 37,102.29-55,659.28-12,136.47

Finding the Fourth Proportional to 37,102.29, 55,659.28 and 12,136.47

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Solution

The fourth proportional to 37,102.29, 55,659.28 and 12,136.47 is: 18,206.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,102.29 : 55,659.28 = 12,136.47 : x
  2. Step 2: Convert to fraction form
    37,102.29/55,659.28 = 12,136.47/x
  3. Step 3: Cross multiply
    37,102.29x = 55,659.28 × 12,136.47
  4. Step 4: Simplify right side
    37,102.29x = 675,507,181.94
  5. Step 5: Solve for x
    x = 675,507,181.94/37,102.29
  6. Step 6: Final answer
    x = 18,206.62

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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.