Home / 34,321.47-51,477.31-13,271.41

Finding the Fourth Proportional to 34,321.47, 51,477.31 and 13,271.41

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Solution

The fourth proportional to 34,321.47, 51,477.31 and 13,271.41 is: 19,905.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,321.47 : 51,477.31 = 13,271.41 : x
  2. Step 2: Convert to fraction form
    34,321.47/51,477.31 = 13,271.41/x
  3. Step 3: Cross multiply
    34,321.47x = 51,477.31 × 13,271.41
  4. Step 4: Simplify right side
    34,321.47x = 683,176,331.81
  5. Step 5: Solve for x
    x = 683,176,331.81/34,321.47
  6. Step 6: Final answer
    x = 19,905.22

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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.