Home / 50,933.61-70,285.23-28,271.25

Finding the Fourth Proportional to 50,933.61, 70,285.23 and 28,271.25

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Solution

The fourth proportional to 50,933.61, 70,285.23 and 28,271.25 is: 39,012.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,933.61 : 70,285.23 = 28,271.25 : x
  2. Step 2: Convert to fraction form
    50,933.61/70,285.23 = 28,271.25/x
  3. Step 3: Cross multiply
    50,933.61x = 70,285.23 × 28,271.25
  4. Step 4: Simplify right side
    50,933.61x = 1,987,050,922.39
  5. Step 5: Solve for x
    x = 1,987,050,922.39/50,933.61
  6. Step 6: Final answer
    x = 39,012.57

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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.