Home / 34,192.51-51,295.40-13,131

Finding the Fourth Proportional to 34,192.51, 51,295.40 and 13,131

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Solution

The fourth proportional to 34,192.51, 51,295.40 and 13,131 is: 19,699.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,192.51 : 51,295.40 = 13,131 : x
  2. Step 2: Convert to fraction form
    34,192.51/51,295.40 = 13,131/x
  3. Step 3: Cross multiply
    34,192.51x = 51,295.40 × 13,131
  4. Step 4: Simplify right side
    34,192.51x = 673,559,880.99
  5. Step 5: Solve for x
    x = 673,559,880.99/34,192.51
  6. Step 6: Final answer
    x = 19,699.05

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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.