Home / 31,271.24-46,908.22-10,211.11

Finding the Fourth Proportional to 31,271.24, 46,908.22 and 10,211.11

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Solution

The fourth proportional to 31,271.24, 46,908.22 and 10,211.11 is: 15,317.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,271.24 : 46,908.22 = 10,211.11 : x
  2. Step 2: Convert to fraction form
    31,271.24/46,908.22 = 10,211.11/x
  3. Step 3: Cross multiply
    31,271.24x = 46,908.22 × 10,211.11
  4. Step 4: Simplify right side
    31,271.24x = 478,984,851.53
  5. Step 5: Solve for x
    x = 478,984,851.53/31,271.24
  6. Step 6: Final answer
    x = 15,317.11

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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.