Home / 32,712.37-49,075.26-12,721.39

Finding the Fourth Proportional to 32,712.37, 49,075.26 and 12,721.39

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Solution

The fourth proportional to 32,712.37, 49,075.26 and 12,721.39 is: 19,084.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,712.37 : 49,075.26 = 12,721.39 : x
  2. Step 2: Convert to fraction form
    32,712.37/49,075.26 = 12,721.39/x
  3. Step 3: Cross multiply
    32,712.37x = 49,075.26 × 12,721.39
  4. Step 4: Simplify right side
    32,712.37x = 624,305,521.81
  5. Step 5: Solve for x
    x = 624,305,521.81/32,712.37
  6. Step 6: Final answer
    x = 19,084.69

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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.