Home / 14,267.35-19,689.52-7,893.84

Finding the Fourth Proportional to 14,267.35, 19,689.52 and 7,893.84

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Solution

The fourth proportional to 14,267.35, 19,689.52 and 7,893.84 is: 10,893.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,267.35 : 19,689.52 = 7,893.84 : x
  2. Step 2: Convert to fraction form
    14,267.35/19,689.52 = 7,893.84/x
  3. Step 3: Cross multiply
    14,267.35x = 19,689.52 × 7,893.84
  4. Step 4: Simplify right side
    14,267.35x = 155,425,844.80
  5. Step 5: Solve for x
    x = 155,425,844.80/14,267.35
  6. Step 6: Final answer
    x = 10,893.81

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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.