Home / 14,045.30-21,067.74-4,184.64

Finding the Fourth Proportional to 14,045.30, 21,067.74 and 4,184.64

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Solution

The fourth proportional to 14,045.30, 21,067.74 and 4,184.64 is: 6,276.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,045.30 : 21,067.74 = 4,184.64 : x
  2. Step 2: Convert to fraction form
    14,045.30/21,067.74 = 4,184.64/x
  3. Step 3: Cross multiply
    14,045.30x = 21,067.74 × 4,184.64
  4. Step 4: Simplify right side
    14,045.30x = 88,160,907.51
  5. Step 5: Solve for x
    x = 88,160,907.51/14,045.30
  6. Step 6: Final answer
    x = 6,276.90

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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.