Home / 14,201.19-19,455.71-13,669.11

Finding the Fourth Proportional to 14,201.19, 19,455.71 and 13,669.11

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Solution

The fourth proportional to 14,201.19, 19,455.71 and 13,669.11 is: 18,726.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,201.19 : 19,455.71 = 13,669.11 : x
  2. Step 2: Convert to fraction form
    14,201.19/19,455.71 = 13,669.11/x
  3. Step 3: Cross multiply
    14,201.19x = 19,455.71 × 13,669.11
  4. Step 4: Simplify right side
    14,201.19x = 265,942,171.77
  5. Step 5: Solve for x
    x = 265,942,171.77/14,201.19
  6. Step 6: Final answer
    x = 18,726.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.