Home / 27,223.72-40,870.14-23,145.64

Finding the Fourth Proportional to 27,223.72, 40,870.14 and 23,145.64

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Solution

The fourth proportional to 27,223.72, 40,870.14 and 23,145.64 is: 34,747.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,223.72 : 40,870.14 = 23,145.64 : x
  2. Step 2: Convert to fraction form
    27,223.72/40,870.14 = 23,145.64/x
  3. Step 3: Cross multiply
    27,223.72x = 40,870.14 × 23,145.64
  4. Step 4: Simplify right side
    27,223.72x = 945,965,547.19
  5. Step 5: Solve for x
    x = 945,965,547.19/27,223.72
  6. Step 6: Final answer
    x = 34,747.84

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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.