Home / 34,127.47-47,099.72-19,021.51

Finding the Fourth Proportional to 34,127.47, 47,099.72 and 19,021.51

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Solution

The fourth proportional to 34,127.47, 47,099.72 and 19,021.51 is: 26,251.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,127.47 : 47,099.72 = 19,021.51 : x
  2. Step 2: Convert to fraction form
    34,127.47/47,099.72 = 19,021.51/x
  3. Step 3: Cross multiply
    34,127.47x = 47,099.72 × 19,021.51
  4. Step 4: Simplify right side
    34,127.47x = 895,907,464.37
  5. Step 5: Solve for x
    x = 895,907,464.37/34,127.47
  6. Step 6: Final answer
    x = 26,251.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.