Home / 31,091.58-46,621.53-11,365.02

Finding the Fourth Proportional to 31,091.58, 46,621.53 and 11,365.02

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Solution

The fourth proportional to 31,091.58, 46,621.53 and 11,365.02 is: 17,041.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,091.58 : 46,621.53 = 11,365.02 : x
  2. Step 2: Convert to fraction form
    31,091.58/46,621.53 = 11,365.02/x
  3. Step 3: Cross multiply
    31,091.58x = 46,621.53 × 11,365.02
  4. Step 4: Simplify right side
    31,091.58x = 529,854,620.88
  5. Step 5: Solve for x
    x = 529,854,620.88/31,091.58
  6. Step 6: Final answer
    x = 17,041.74

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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.