Home / 14,361.09-21,541.63-8,514.51

Finding the Fourth Proportional to 14,361.09, 21,541.63 and 8,514.51

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Solution

The fourth proportional to 14,361.09, 21,541.63 and 8,514.51 is: 12,771.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,361.09 : 21,541.63 = 8,514.51 : x
  2. Step 2: Convert to fraction form
    14,361.09/21,541.63 = 8,514.51/x
  3. Step 3: Cross multiply
    14,361.09x = 21,541.63 × 8,514.51
  4. Step 4: Simplify right side
    14,361.09x = 183,416,424.05
  5. Step 5: Solve for x
    x = 183,416,424.05/14,361.09
  6. Step 6: Final answer
    x = 12,771.76

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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.