Home / 50,988.44-70,362-28,328.84

Finding the Fourth Proportional to 50,988.44, 70,362 and 28,328.84

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Solution

The fourth proportional to 50,988.44, 70,362 and 28,328.84 is: 39,092.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,988.44 : 70,362 = 28,328.84 : x
  2. Step 2: Convert to fraction form
    50,988.44/70,362 = 28,328.84/x
  3. Step 3: Cross multiply
    50,988.44x = 70,362 × 28,328.84
  4. Step 4: Simplify right side
    50,988.44x = 1,993,273,840.08
  5. Step 5: Solve for x
    x = 1,993,273,840.08/50,988.44
  6. Step 6: Final answer
    x = 39,092.66

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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.