Home / 50,836.79-70,153.62-28,175.42

Finding the Fourth Proportional to 50,836.79, 70,153.62 and 28,175.42

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Solution

The fourth proportional to 50,836.79, 70,153.62 and 28,175.42 is: 38,881.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,836.79 : 70,153.62 = 28,175.42 : x
  2. Step 2: Convert to fraction form
    50,836.79/70,153.62 = 28,175.42/x
  3. Step 3: Cross multiply
    50,836.79x = 70,153.62 × 28,175.42
  4. Step 4: Simplify right side
    50,836.79x = 1,976,607,708.02
  5. Step 5: Solve for x
    x = 1,976,607,708.02/50,836.79
  6. Step 6: Final answer
    x = 38,881.44

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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.