Home / 14,461.34-19,960.29-8,177.36

Finding the Fourth Proportional to 14,461.34, 19,960.29 and 8,177.36

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Solution

The fourth proportional to 14,461.34, 19,960.29 and 8,177.36 is: 11,286.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,461.34 : 19,960.29 = 8,177.36 : x
  2. Step 2: Convert to fraction form
    14,461.34/19,960.29 = 8,177.36/x
  3. Step 3: Cross multiply
    14,461.34x = 19,960.29 × 8,177.36
  4. Step 4: Simplify right side
    14,461.34x = 163,222,377.23
  5. Step 5: Solve for x
    x = 163,222,377.23/14,461.34
  6. Step 6: Final answer
    x = 11,286.81

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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.