Home / 50,987.40-70,334.10-32,091.72

Finding the Fourth Proportional to 50,987.40, 70,334.10 and 32,091.72

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Solution

The fourth proportional to 50,987.40, 70,334.10 and 32,091.72 is: 44,268.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,987.40 : 70,334.10 = 32,091.72 : x
  2. Step 2: Convert to fraction form
    50,987.40/70,334.10 = 32,091.72/x
  3. Step 3: Cross multiply
    50,987.40x = 70,334.10 × 32,091.72
  4. Step 4: Simplify right side
    50,987.40x = 2,257,142,243.65
  5. Step 5: Solve for x
    x = 2,257,142,243.65/50,987.40
  6. Step 6: Final answer
    x = 44,268.63

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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.