Home / 50,762.36-76,138.04-13,326.19

Finding the Fourth Proportional to 50,762.36, 76,138.04 and 13,326.19

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Solution

The fourth proportional to 50,762.36, 76,138.04 and 13,326.19 is: 19,987.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,762.36 : 76,138.04 = 13,326.19 : x
  2. Step 2: Convert to fraction form
    50,762.36/76,138.04 = 13,326.19/x
  3. Step 3: Cross multiply
    50,762.36x = 76,138.04 × 13,326.19
  4. Step 4: Simplify right side
    50,762.36x = 1,014,629,830.24
  5. Step 5: Solve for x
    x = 1,014,629,830.24/50,762.36
  6. Step 6: Final answer
    x = 19,987.84

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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.