Home / 14,043.88-21,063.93-4,181.32

Finding the Fourth Proportional to 14,043.88, 21,063.93 and 4,181.32

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Solution

The fourth proportional to 14,043.88, 21,063.93 and 4,181.32 is: 6,271.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,043.88 : 21,063.93 = 4,181.32 : x
  2. Step 2: Convert to fraction form
    14,043.88/21,063.93 = 4,181.32/x
  3. Step 3: Cross multiply
    14,043.88x = 21,063.93 × 4,181.32
  4. Step 4: Simplify right side
    14,043.88x = 88,075,031.79
  5. Step 5: Solve for x
    x = 88,075,031.79/14,043.88
  6. Step 6: Final answer
    x = 6,271.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.