Home / 31,268.32-46,900.62-9,081.22

Finding the Fourth Proportional to 31,268.32, 46,900.62 and 9,081.22

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Solution

The fourth proportional to 31,268.32, 46,900.62 and 9,081.22 is: 13,621.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,268.32 : 46,900.62 = 9,081.22 : x
  2. Step 2: Convert to fraction form
    31,268.32/46,900.62 = 9,081.22/x
  3. Step 3: Cross multiply
    31,268.32x = 46,900.62 × 9,081.22
  4. Step 4: Simplify right side
    31,268.32x = 425,914,848.36
  5. Step 5: Solve for x
    x = 425,914,848.36/31,268.32
  6. Step 6: Final answer
    x = 13,621.29

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1.5x scale

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.