Home / 27,274.47-40,911.30-12,271.00

Finding the Fourth Proportional to 27,274.47, 40,911.30 and 12,271.00

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Solution

The fourth proportional to 27,274.47, 40,911.30 and 12,271.00 is: 18,406.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,274.47 : 40,911.30 = 12,271.00 : x
  2. Step 2: Convert to fraction form
    27,274.47/40,911.30 = 12,271.00/x
  3. Step 3: Cross multiply
    27,274.47x = 40,911.30 × 12,271.00
  4. Step 4: Simplify right side
    27,274.47x = 502,022,429.34
  5. Step 5: Solve for x
    x = 502,022,429.34/27,274.47
  6. Step 6: Final answer
    x = 18,406.31

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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.