Home / 31,804.08-43,887.60-17,656.92

Finding the Fourth Proportional to 31,804.08, 43,887.60 and 17,656.92

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Solution

The fourth proportional to 31,804.08, 43,887.60 and 17,656.92 is: 24,365.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,804.08 : 43,887.60 = 17,656.92 : x
  2. Step 2: Convert to fraction form
    31,804.08/43,887.60 = 17,656.92/x
  3. Step 3: Cross multiply
    31,804.08x = 43,887.60 × 17,656.92
  4. Step 4: Simplify right side
    31,804.08x = 774,919,842.19
  5. Step 5: Solve for x
    x = 774,919,842.19/31,804.08
  6. Step 6: Final answer
    x = 24,365.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.