Home / 14,218.49-19,611.35-12,326.69

Finding the Fourth Proportional to 14,218.49, 19,611.35 and 12,326.69

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Solution

The fourth proportional to 14,218.49, 19,611.35 and 12,326.69 is: 17,002.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,218.49 : 19,611.35 = 12,326.69 : x
  2. Step 2: Convert to fraction form
    14,218.49/19,611.35 = 12,326.69/x
  3. Step 3: Cross multiply
    14,218.49x = 19,611.35 × 12,326.69
  4. Step 4: Simplify right side
    14,218.49x = 241,742,964.69
  5. Step 5: Solve for x
    x = 241,742,964.69/14,218.49
  6. Step 6: Final answer
    x = 17,002.02

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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.