Home / 33,055.04-49,569.60-13,328.64

Finding the Fourth Proportional to 33,055.04, 49,569.60 and 13,328.64

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Solution

The fourth proportional to 33,055.04, 49,569.60 and 13,328.64 is: 19,987.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,055.04 : 49,569.60 = 13,328.64 : x
  2. Step 2: Convert to fraction form
    33,055.04/49,569.60 = 13,328.64/x
  3. Step 3: Cross multiply
    33,055.04x = 49,569.60 × 13,328.64
  4. Step 4: Simplify right side
    33,055.04x = 660,695,353.34
  5. Step 5: Solve for x
    x = 660,695,353.34/33,055.04
  6. Step 6: Final answer
    x = 19,987.73

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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.