Home / 39,504.88-54,514.48-21,596.32

Finding the Fourth Proportional to 39,504.88, 54,514.48 and 21,596.32

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Solution

The fourth proportional to 39,504.88, 54,514.48 and 21,596.32 is: 29,801.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,504.88 : 54,514.48 = 21,596.32 : x
  2. Step 2: Convert to fraction form
    39,504.88/54,514.48 = 21,596.32/x
  3. Step 3: Cross multiply
    39,504.88x = 54,514.48 × 21,596.32
  4. Step 4: Simplify right side
    39,504.88x = 1,177,312,154.71
  5. Step 5: Solve for x
    x = 1,177,312,154.71/39,504.88
  6. Step 6: Final answer
    x = 29,801.69

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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.