Home / 50,913.68-70,261.26-28,252.76

Finding the Fourth Proportional to 50,913.68, 70,261.26 and 28,252.76

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Solution

The fourth proportional to 50,913.68, 70,261.26 and 28,252.76 is: 38,989.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,913.68 : 70,261.26 = 28,252.76 : x
  2. Step 2: Convert to fraction form
    50,913.68/70,261.26 = 28,252.76/x
  3. Step 3: Cross multiply
    50,913.68x = 70,261.26 × 28,252.76
  4. Step 4: Simplify right side
    50,913.68x = 1,985,074,516.08
  5. Step 5: Solve for x
    x = 1,985,074,516.08/50,913.68
  6. Step 6: Final answer
    x = 38,989.02

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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.