Home / 36,888.23-50,903.95-20,972.34

Finding the Fourth Proportional to 36,888.23, 50,903.95 and 20,972.34

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Solution

The fourth proportional to 36,888.23, 50,903.95 and 20,972.34 is: 28,940.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,888.23 : 50,903.95 = 20,972.34 : x
  2. Step 2: Convert to fraction form
    36,888.23/50,903.95 = 20,972.34/x
  3. Step 3: Cross multiply
    36,888.23x = 50,903.95 × 20,972.34
  4. Step 4: Simplify right side
    36,888.23x = 1,067,574,692.22
  5. Step 5: Solve for x
    x = 1,067,574,692.22/36,888.23
  6. Step 6: Final answer
    x = 28,940.80

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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.