Home / 14,559.38-20,086.23-8,184.51

Finding the Fourth Proportional to 14,559.38, 20,086.23 and 8,184.51

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Solution

The fourth proportional to 14,559.38, 20,086.23 and 8,184.51 is: 11,291.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,559.38 : 20,086.23 = 8,184.51 : x
  2. Step 2: Convert to fraction form
    14,559.38/20,086.23 = 8,184.51/x
  3. Step 3: Cross multiply
    14,559.38x = 20,086.23 × 8,184.51
  4. Step 4: Simplify right side
    14,559.38x = 164,395,808.94
  5. Step 5: Solve for x
    x = 164,395,808.94/14,559.38
  6. Step 6: Final answer
    x = 11,291.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.