Home / 36,025.80-54,038.70-21,263.55

Finding the Fourth Proportional to 36,025.80, 54,038.70 and 21,263.55

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Solution

The fourth proportional to 36,025.80, 54,038.70 and 21,263.55 is: 31,895.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,025.80 : 54,038.70 = 21,263.55 : x
  2. Step 2: Convert to fraction form
    36,025.80/54,038.70 = 21,263.55/x
  3. Step 3: Cross multiply
    36,025.80x = 54,038.70 × 21,263.55
  4. Step 4: Simplify right side
    36,025.80x = 1,149,054,599.39
  5. Step 5: Solve for x
    x = 1,149,054,599.39/36,025.80
  6. Step 6: Final answer
    x = 31,895.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.