Home / 34,153.89-51,239.07-10,780.26

Finding the Fourth Proportional to 34,153.89, 51,239.07 and 10,780.26

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Solution

The fourth proportional to 34,153.89, 51,239.07 and 10,780.26 is: 16,172.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,153.89 : 51,239.07 = 10,780.26 : x
  2. Step 2: Convert to fraction form
    34,153.89/51,239.07 = 10,780.26/x
  3. Step 3: Cross multiply
    34,153.89x = 51,239.07 × 10,780.26
  4. Step 4: Simplify right side
    34,153.89x = 552,370,496.76
  5. Step 5: Solve for x
    x = 552,370,496.76/34,153.89
  6. Step 6: Final answer
    x = 16,172.99

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1.5x scale

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.