Home / 34,026.40-51,028.20-14,301.28

Finding the Fourth Proportional to 34,026.40, 51,028.20 and 14,301.28

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Solution

The fourth proportional to 34,026.40, 51,028.20 and 14,301.28 is: 21,447.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,026.40 : 51,028.20 = 14,301.28 : x
  2. Step 2: Convert to fraction form
    34,026.40/51,028.20 = 14,301.28/x
  3. Step 3: Cross multiply
    34,026.40x = 51,028.20 × 14,301.28
  4. Step 4: Simplify right side
    34,026.40x = 729,768,576.10
  5. Step 5: Solve for x
    x = 729,768,576.10/34,026.40
  6. Step 6: Final answer
    x = 21,447.13

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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.