Home / 27,055.08-40,480.54-15,967.80

Finding the Fourth Proportional to 27,055.08, 40,480.54 and 15,967.80

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Solution

The fourth proportional to 27,055.08, 40,480.54 and 15,967.80 is: 23,891.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,055.08 : 40,480.54 = 15,967.80 : x
  2. Step 2: Convert to fraction form
    27,055.08/40,480.54 = 15,967.80/x
  3. Step 3: Cross multiply
    27,055.08x = 40,480.54 × 15,967.80
  4. Step 4: Simplify right side
    27,055.08x = 646,385,166.61
  5. Step 5: Solve for x
    x = 646,385,166.61/27,055.08
  6. Step 6: Final answer
    x = 23,891.45

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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.