Home / 14,003.22-19,322.63-8,967.91

Finding the Fourth Proportional to 14,003.22, 19,322.63 and 8,967.91

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Solution

The fourth proportional to 14,003.22, 19,322.63 and 8,967.91 is: 12,374.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,003.22 : 19,322.63 = 8,967.91 : x
  2. Step 2: Convert to fraction form
    14,003.22/19,322.63 = 8,967.91/x
  3. Step 3: Cross multiply
    14,003.22x = 19,322.63 × 8,967.91
  4. Step 4: Simplify right side
    14,003.22x = 173,283,606.80
  5. Step 5: Solve for x
    x = 173,283,606.80/14,003.22
  6. Step 6: Final answer
    x = 12,374.55

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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.