Home / 36,330.19-50,141.69-21,222.81

Finding the Fourth Proportional to 36,330.19, 50,141.69 and 21,222.81

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Solution

The fourth proportional to 36,330.19, 50,141.69 and 21,222.81 is: 29,291.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,330.19 : 50,141.69 = 21,222.81 : x
  2. Step 2: Convert to fraction form
    36,330.19/50,141.69 = 21,222.81/x
  3. Step 3: Cross multiply
    36,330.19x = 50,141.69 × 21,222.81
  4. Step 4: Simplify right side
    36,330.19x = 1,064,147,559.95
  5. Step 5: Solve for x
    x = 1,064,147,559.95/36,330.19
  6. Step 6: Final answer
    x = 29,291.00

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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.