Home / 37,639.26-56,459.13-11,343.90

Finding the Fourth Proportional to 37,639.26, 56,459.13 and 11,343.90

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Solution

The fourth proportional to 37,639.26, 56,459.13 and 11,343.90 is: 17,015.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,639.26 : 56,459.13 = 11,343.90 : x
  2. Step 2: Convert to fraction form
    37,639.26/56,459.13 = 11,343.90/x
  3. Step 3: Cross multiply
    37,639.26x = 56,459.13 × 11,343.90
  4. Step 4: Simplify right side
    37,639.26x = 640,466,724.81
  5. Step 5: Solve for x
    x = 640,466,724.81/37,639.26
  6. Step 6: Final answer
    x = 17,015.92

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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.