Home / 12,058.22-16,629.23-8,274.71

Finding the Fourth Proportional to 12,058.22, 16,629.23 and 8,274.71

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Solution

The fourth proportional to 12,058.22, 16,629.23 and 8,274.71 is: 11,411.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,058.22 : 16,629.23 = 8,274.71 : x
  2. Step 2: Convert to fraction form
    12,058.22/16,629.23 = 8,274.71/x
  3. Step 3: Cross multiply
    12,058.22x = 16,629.23 × 8,274.71
  4. Step 4: Simplify right side
    12,058.22x = 137,602,118.03
  5. Step 5: Solve for x
    x = 137,602,118.03/12,058.22
  6. Step 6: Final answer
    x = 11,411.48

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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.