Home / 45,550.60-62,884.58-31,479.08

Finding the Fourth Proportional to 45,550.60, 62,884.58 and 31,479.08

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Solution

The fourth proportional to 45,550.60, 62,884.58 and 31,479.08 is: 43,458.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,550.60 : 62,884.58 = 31,479.08 : x
  2. Step 2: Convert to fraction form
    45,550.60/62,884.58 = 31,479.08/x
  3. Step 3: Cross multiply
    45,550.60x = 62,884.58 × 31,479.08
  4. Step 4: Simplify right side
    45,550.60x = 1,979,548,724.59
  5. Step 5: Solve for x
    x = 1,979,548,724.59/45,550.60
  6. Step 6: Final answer
    x = 43,458.24

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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.