Home / 14,106.24-21,159.45-4,245.30

Finding the Fourth Proportional to 14,106.24, 21,159.45 and 4,245.30

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Solution

The fourth proportional to 14,106.24, 21,159.45 and 4,245.30 is: 6,367.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,106.24 : 21,159.45 = 4,245.30 : x
  2. Step 2: Convert to fraction form
    14,106.24/21,159.45 = 4,245.30/x
  3. Step 3: Cross multiply
    14,106.24x = 21,159.45 × 4,245.30
  4. Step 4: Simplify right side
    14,106.24x = 89,828,213.09
  5. Step 5: Solve for x
    x = 89,828,213.09/14,106.24
  6. Step 6: Final answer
    x = 6,367.98

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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.