Home / 50,787.01-70,086.27-28,125.51

Finding the Fourth Proportional to 50,787.01, 70,086.27 and 28,125.51

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Solution

The fourth proportional to 50,787.01, 70,086.27 and 28,125.51 is: 38,813.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,787.01 : 70,086.27 = 28,125.51 : x
  2. Step 2: Convert to fraction form
    50,787.01/70,086.27 = 28,125.51/x
  3. Step 3: Cross multiply
    50,787.01x = 70,086.27 × 28,125.51
  4. Step 4: Simplify right side
    50,787.01x = 1,971,212,087.75
  5. Step 5: Solve for x
    x = 1,971,212,087.75/50,787.01
  6. Step 6: Final answer
    x = 38,813.31

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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.