Home / 50,382.48-75,508.08-31,399.32

Finding the Fourth Proportional to 50,382.48, 75,508.08 and 31,399.32

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Solution

The fourth proportional to 50,382.48, 75,508.08 and 31,399.32 is: 47,058.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,382.48 : 75,508.08 = 31,399.32 : x
  2. Step 2: Convert to fraction form
    50,382.48/75,508.08 = 31,399.32/x
  3. Step 3: Cross multiply
    50,382.48x = 75,508.08 × 31,399.32
  4. Step 4: Simplify right side
    50,382.48x = 2,370,902,366.51
  5. Step 5: Solve for x
    x = 2,370,902,366.51/50,382.48
  6. Step 6: Final answer
    x = 47,058.07

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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.