Home / 37,368.18-56,033.91-12,399.75

Finding the Fourth Proportional to 37,368.18, 56,033.91 and 12,399.75

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Solution

The fourth proportional to 37,368.18, 56,033.91 and 12,399.75 is: 18,593.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,368.18 : 56,033.91 = 12,399.75 : x
  2. Step 2: Convert to fraction form
    37,368.18/56,033.91 = 12,399.75/x
  3. Step 3: Cross multiply
    37,368.18x = 56,033.91 × 12,399.75
  4. Step 4: Simplify right side
    37,368.18x = 694,806,475.52
  5. Step 5: Solve for x
    x = 694,806,475.52/37,368.18
  6. Step 6: Final answer
    x = 18,593.53

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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.