Home / 19,129.90-26,391.86-14,106.02

Finding the Fourth Proportional to 19,129.90, 26,391.86 and 14,106.02

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Solution

The fourth proportional to 19,129.90, 26,391.86 and 14,106.02 is: 19,460.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,129.90 : 26,391.86 = 14,106.02 : x
  2. Step 2: Convert to fraction form
    19,129.90/26,391.86 = 14,106.02/x
  3. Step 3: Cross multiply
    19,129.90x = 26,391.86 × 14,106.02
  4. Step 4: Simplify right side
    19,129.90x = 372,284,105.00
  5. Step 5: Solve for x
    x = 372,284,105.00/19,129.90
  6. Step 6: Final answer
    x = 19,460.85

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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.