Home / 39,265.26-54,186.01-21,360.22

Finding the Fourth Proportional to 39,265.26, 54,186.01 and 21,360.22

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Solution

The fourth proportional to 39,265.26, 54,186.01 and 21,360.22 is: 29,477.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,265.26 : 54,186.01 = 21,360.22 : x
  2. Step 2: Convert to fraction form
    39,265.26/54,186.01 = 21,360.22/x
  3. Step 3: Cross multiply
    39,265.26x = 54,186.01 × 21,360.22
  4. Step 4: Simplify right side
    39,265.26x = 1,157,425,330.60
  5. Step 5: Solve for x
    x = 1,157,425,330.60/39,265.26
  6. Step 6: Final answer
    x = 29,477.09

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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.