Home / 14,103.09-19,451.61-8,437.41

Finding the Fourth Proportional to 14,103.09, 19,451.61 and 8,437.41

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Solution

The fourth proportional to 14,103.09, 19,451.61 and 8,437.41 is: 11,637.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,103.09 : 19,451.61 = 8,437.41 : x
  2. Step 2: Convert to fraction form
    14,103.09/19,451.61 = 8,437.41/x
  3. Step 3: Cross multiply
    14,103.09x = 19,451.61 × 8,437.41
  4. Step 4: Simplify right side
    14,103.09x = 164,121,208.73
  5. Step 5: Solve for x
    x = 164,121,208.73/14,103.09
  6. Step 6: Final answer
    x = 11,637.25

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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.