Home / 27,343.46-40,985.94-19,528.58

Finding the Fourth Proportional to 27,343.46, 40,985.94 and 19,528.58

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Solution

The fourth proportional to 27,343.46, 40,985.94 and 19,528.58 is: 29,271.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,343.46 : 40,985.94 = 19,528.58 : x
  2. Step 2: Convert to fraction form
    27,343.46/40,985.94 = 19,528.58/x
  3. Step 3: Cross multiply
    27,343.46x = 40,985.94 × 19,528.58
  4. Step 4: Simplify right side
    27,343.46x = 800,397,208.17
  5. Step 5: Solve for x
    x = 800,397,208.17/27,343.46
  6. Step 6: Final answer
    x = 29,271.98

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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.