Home / 50,685.58-69,943.27-28,023.25

Finding the Fourth Proportional to 50,685.58, 69,943.27 and 28,023.25

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Solution

The fourth proportional to 50,685.58, 69,943.27 and 28,023.25 is: 38,670.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,685.58 : 69,943.27 = 28,023.25 : x
  2. Step 2: Convert to fraction form
    50,685.58/69,943.27 = 28,023.25/x
  3. Step 3: Cross multiply
    50,685.58x = 69,943.27 × 28,023.25
  4. Step 4: Simplify right side
    50,685.58x = 1,960,037,741.03
  5. Step 5: Solve for x
    x = 1,960,037,741.03/50,685.58
  6. Step 6: Final answer
    x = 38,670.52

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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.