Home / 36,655.36-54,912.28-21,876.10

Finding the Fourth Proportional to 36,655.36, 54,912.28 and 21,876.10

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Solution

The fourth proportional to 36,655.36, 54,912.28 and 21,876.10 is: 32,771.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,655.36 : 54,912.28 = 21,876.10 : x
  2. Step 2: Convert to fraction form
    36,655.36/54,912.28 = 21,876.10/x
  3. Step 3: Cross multiply
    36,655.36x = 54,912.28 × 21,876.10
  4. Step 4: Simplify right side
    36,655.36x = 1,201,266,528.51
  5. Step 5: Solve for x
    x = 1,201,266,528.51/36,655.36
  6. Step 6: Final answer
    x = 32,771.92

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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.