Home / 50,829.46-70,145.08-28,168.84

Finding the Fourth Proportional to 50,829.46, 70,145.08 and 28,168.84

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Solution

The fourth proportional to 50,829.46, 70,145.08 and 28,168.84 is: 38,873.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,829.46 : 70,145.08 = 28,168.84 : x
  2. Step 2: Convert to fraction form
    50,829.46/70,145.08 = 28,168.84/x
  3. Step 3: Cross multiply
    50,829.46x = 70,145.08 × 28,168.84
  4. Step 4: Simplify right side
    50,829.46x = 1,975,905,535.31
  5. Step 5: Solve for x
    x = 1,975,905,535.31/50,829.46
  6. Step 6: Final answer
    x = 38,873.23

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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.