Home / 19,448.80-29,208.40-17,029.60

Finding the Fourth Proportional to 19,448.80, 29,208.40 and 17,029.60

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Solution

The fourth proportional to 19,448.80, 29,208.40 and 17,029.60 is: 25,575.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,448.80 : 29,208.40 = 17,029.60 : x
  2. Step 2: Convert to fraction form
    19,448.80/29,208.40 = 17,029.60/x
  3. Step 3: Cross multiply
    19,448.80x = 29,208.40 × 17,029.60
  4. Step 4: Simplify right side
    19,448.80x = 497,407,368.64
  5. Step 5: Solve for x
    x = 497,407,368.64/19,448.80
  6. Step 6: Final answer
    x = 25,575.22

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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.