Home / 14,282.51-21,418.74-4,284.27

Finding the Fourth Proportional to 14,282.51, 21,418.74 and 4,284.27

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Solution

The fourth proportional to 14,282.51, 21,418.74 and 4,284.27 is: 6,424.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,282.51 : 21,418.74 = 4,284.27 : x
  2. Step 2: Convert to fraction form
    14,282.51/21,418.74 = 4,284.27/x
  3. Step 3: Cross multiply
    14,282.51x = 21,418.74 × 4,284.27
  4. Step 4: Simplify right side
    14,282.51x = 91,763,665.22
  5. Step 5: Solve for x
    x = 91,763,665.22/14,282.51
  6. Step 6: Final answer
    x = 6,424.90

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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.