Home / 31,054.17-46,571.23-12,328.59

Finding the Fourth Proportional to 31,054.17, 46,571.23 and 12,328.59

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Solution

The fourth proportional to 31,054.17, 46,571.23 and 12,328.59 is: 18,488.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,054.17 : 46,571.23 = 12,328.59 : x
  2. Step 2: Convert to fraction form
    31,054.17/46,571.23 = 12,328.59/x
  3. Step 3: Cross multiply
    31,054.17x = 46,571.23 × 12,328.59
  4. Step 4: Simplify right side
    31,054.17x = 574,157,600.47
  5. Step 5: Solve for x
    x = 574,157,600.47/31,054.17
  6. Step 6: Final answer
    x = 18,488.91

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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.