Home / 50,960.85-70,323.61-28,301.28

Finding the Fourth Proportional to 50,960.85, 70,323.61 and 28,301.28

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Solution

The fourth proportional to 50,960.85, 70,323.61 and 28,301.28 is: 39,054.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,960.85 : 70,323.61 = 28,301.28 : x
  2. Step 2: Convert to fraction form
    50,960.85/70,323.61 = 28,301.28/x
  3. Step 3: Cross multiply
    50,960.85x = 70,323.61 × 28,301.28
  4. Step 4: Simplify right side
    50,960.85x = 1,990,248,177.22
  5. Step 5: Solve for x
    x = 1,990,248,177.22/50,960.85
  6. Step 6: Final answer
    x = 39,054.45

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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.