Home / 37,985.79-56,961.36-15,785.94

Finding the Fourth Proportional to 37,985.79, 56,961.36 and 15,785.94

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Solution

The fourth proportional to 37,985.79, 56,961.36 and 15,785.94 is: 23,671.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,985.79 : 56,961.36 = 15,785.94 : x
  2. Step 2: Convert to fraction form
    37,985.79/56,961.36 = 15,785.94/x
  3. Step 3: Cross multiply
    37,985.79x = 56,961.36 × 15,785.94
  4. Step 4: Simplify right side
    37,985.79x = 899,188,611.28
  5. Step 5: Solve for x
    x = 899,188,611.28/37,985.79
  6. Step 6: Final answer
    x = 23,671.71

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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.