Home / 31,495.08-43,502.22-22,867.50

Finding the Fourth Proportional to 31,495.08, 43,502.22 and 22,867.50

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Solution

The fourth proportional to 31,495.08, 43,502.22 and 22,867.50 is: 31,585.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,495.08 : 43,502.22 = 22,867.50 : x
  2. Step 2: Convert to fraction form
    31,495.08/43,502.22 = 22,867.50/x
  3. Step 3: Cross multiply
    31,495.08x = 43,502.22 × 22,867.50
  4. Step 4: Simplify right side
    31,495.08x = 994,787,015.85
  5. Step 5: Solve for x
    x = 994,787,015.85/31,495.08
  6. Step 6: Final answer
    x = 31,585.47

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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.