Home / 34,541.36-51,812.06-13,779.44

Finding the Fourth Proportional to 34,541.36, 51,812.06 and 13,779.44

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Solution

The fourth proportional to 34,541.36, 51,812.06 and 13,779.44 is: 20,669.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,541.36 : 51,812.06 = 13,779.44 : x
  2. Step 2: Convert to fraction form
    34,541.36/51,812.06 = 13,779.44/x
  3. Step 3: Cross multiply
    34,541.36x = 51,812.06 × 13,779.44
  4. Step 4: Simplify right side
    34,541.36x = 713,941,172.05
  5. Step 5: Solve for x
    x = 713,941,172.05/34,541.36
  6. Step 6: Final answer
    x = 20,669.17

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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.