Home / 14,074.23-21,118.64-6,182.30

Finding the Fourth Proportional to 14,074.23, 21,118.64 and 6,182.30

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Solution

The fourth proportional to 14,074.23, 21,118.64 and 6,182.30 is: 9,276.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,074.23 : 21,118.64 = 6,182.30 : x
  2. Step 2: Convert to fraction form
    14,074.23/21,118.64 = 6,182.30/x
  3. Step 3: Cross multiply
    14,074.23x = 21,118.64 × 6,182.30
  4. Step 4: Simplify right side
    14,074.23x = 130,561,662.48
  5. Step 5: Solve for x
    x = 130,561,662.48/14,074.23
  6. Step 6: Final answer
    x = 9,276.65

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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.