Home / 36,368.88-54,451.74-19,669.08

Finding the Fourth Proportional to 36,368.88, 54,451.74 and 19,669.08

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Solution

The fourth proportional to 36,368.88, 54,451.74 and 19,669.08 is: 29,448.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,368.88 : 54,451.74 = 19,669.08 : x
  2. Step 2: Convert to fraction form
    36,368.88/54,451.74 = 19,669.08/x
  3. Step 3: Cross multiply
    36,368.88x = 54,451.74 × 19,669.08
  4. Step 4: Simplify right side
    36,368.88x = 1,071,015,630.20
  5. Step 5: Solve for x
    x = 1,071,015,630.20/36,368.88
  6. Step 6: Final answer
    x = 29,448.68

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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.