Home / 10,254.58-14,134.70-8,012.54

Finding the Fourth Proportional to 10,254.58, 14,134.70 and 8,012.54

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Solution

The fourth proportional to 10,254.58, 14,134.70 and 8,012.54 is: 11,044.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,254.58 : 14,134.70 = 8,012.54 : x
  2. Step 2: Convert to fraction form
    10,254.58/14,134.70 = 8,012.54/x
  3. Step 3: Cross multiply
    10,254.58x = 14,134.70 × 8,012.54
  4. Step 4: Simplify right side
    10,254.58x = 113,254,849.14
  5. Step 5: Solve for x
    x = 113,254,849.14/10,254.58
  6. Step 6: Final answer
    x = 11,044.32

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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.