Home / 31,048.91-46,559.36-8,857.01

Finding the Fourth Proportional to 31,048.91, 46,559.36 and 8,857.01

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Solution

The fourth proportional to 31,048.91, 46,559.36 and 8,857.01 is: 13,281.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,048.91 : 46,559.36 = 8,857.01 : x
  2. Step 2: Convert to fraction form
    31,048.91/46,559.36 = 8,857.01/x
  3. Step 3: Cross multiply
    31,048.91x = 46,559.36 × 8,857.01
  4. Step 4: Simplify right side
    31,048.91x = 412,376,506.46
  5. Step 5: Solve for x
    x = 412,376,506.46/31,048.91
  6. Step 6: Final answer
    x = 13,281.51

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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.