Home / 14,271.37-19,699.71-8,606.36

Finding the Fourth Proportional to 14,271.37, 19,699.71 and 8,606.36

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Solution

The fourth proportional to 14,271.37, 19,699.71 and 8,606.36 is: 11,879.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,271.37 : 19,699.71 = 8,606.36 : x
  2. Step 2: Convert to fraction form
    14,271.37/19,699.71 = 8,606.36/x
  3. Step 3: Cross multiply
    14,271.37x = 19,699.71 × 8,606.36
  4. Step 4: Simplify right side
    14,271.37x = 169,542,697.66
  5. Step 5: Solve for x
    x = 169,542,697.66/14,271.37
  6. Step 6: Final answer
    x = 11,879.92

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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.