Home / 39,623.80-59,433.54-13,325.80

Finding the Fourth Proportional to 39,623.80, 59,433.54 and 13,325.80

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Solution

The fourth proportional to 39,623.80, 59,433.54 and 13,325.80 is: 19,987.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,623.80 : 59,433.54 = 13,325.80 : x
  2. Step 2: Convert to fraction form
    39,623.80/59,433.54 = 13,325.80/x
  3. Step 3: Cross multiply
    39,623.80x = 59,433.54 × 13,325.80
  4. Step 4: Simplify right side
    39,623.80x = 791,999,467.33
  5. Step 5: Solve for x
    x = 791,999,467.33/39,623.80
  6. Step 6: Final answer
    x = 19,987.97

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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.