Home / 14,274.52-19,685.82-12,257.30

Finding the Fourth Proportional to 14,274.52, 19,685.82 and 12,257.30

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Solution

The fourth proportional to 14,274.52, 19,685.82 and 12,257.30 is: 16,903.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,274.52 : 19,685.82 = 12,257.30 : x
  2. Step 2: Convert to fraction form
    14,274.52/19,685.82 = 12,257.30/x
  3. Step 3: Cross multiply
    14,274.52x = 19,685.82 × 12,257.30
  4. Step 4: Simplify right side
    14,274.52x = 241,294,916.99
  5. Step 5: Solve for x
    x = 241,294,916.99/14,274.52
  6. Step 6: Final answer
    x = 16,903.89

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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.