Home / 39,933.47-59,878.44-19,899.07

Finding the Fourth Proportional to 39,933.47, 59,878.44 and 19,899.07

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Solution

The fourth proportional to 39,933.47, 59,878.44 and 19,899.07 is: 29,837.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,933.47 : 59,878.44 = 19,899.07 : x
  2. Step 2: Convert to fraction form
    39,933.47/59,878.44 = 19,899.07/x
  3. Step 3: Cross multiply
    39,933.47x = 59,878.44 × 19,899.07
  4. Step 4: Simplify right side
    39,933.47x = 1,191,525,119.35
  5. Step 5: Solve for x
    x = 1,191,525,119.35/39,933.47
  6. Step 6: Final answer
    x = 29,837.75

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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.