Home / 50,964.31-70,330.62-28,303.23

Finding the Fourth Proportional to 50,964.31, 70,330.62 and 28,303.23

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Solution

The fourth proportional to 50,964.31, 70,330.62 and 28,303.23 is: 39,058.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,964.31 : 70,330.62 = 28,303.23 : x
  2. Step 2: Convert to fraction form
    50,964.31/70,330.62 = 28,303.23/x
  3. Step 3: Cross multiply
    50,964.31x = 70,330.62 × 28,303.23
  4. Step 4: Simplify right side
    50,964.31x = 1,990,583,713.90
  5. Step 5: Solve for x
    x = 1,990,583,713.90/50,964.31
  6. Step 6: Final answer
    x = 39,058.39

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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.