Home / 14,741.07-20,342.39-8,026.78

Finding the Fourth Proportional to 14,741.07, 20,342.39 and 8,026.78

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Solution

The fourth proportional to 14,741.07, 20,342.39 and 8,026.78 is: 11,076.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,741.07 : 20,342.39 = 8,026.78 : x
  2. Step 2: Convert to fraction form
    14,741.07/20,342.39 = 8,026.78/x
  3. Step 3: Cross multiply
    14,741.07x = 20,342.39 × 8,026.78
  4. Step 4: Simplify right side
    14,741.07x = 163,283,798.21
  5. Step 5: Solve for x
    x = 163,283,798.21/14,741.07
  6. Step 6: Final answer
    x = 11,076.79

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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.