Home / 14,178.58-19,523.73-13,347.34

Finding the Fourth Proportional to 14,178.58, 19,523.73 and 13,347.34

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Solution

The fourth proportional to 14,178.58, 19,523.73 and 13,347.34 is: 18,379.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,178.58 : 19,523.73 = 13,347.34 : x
  2. Step 2: Convert to fraction form
    14,178.58/19,523.73 = 13,347.34/x
  3. Step 3: Cross multiply
    14,178.58x = 19,523.73 × 13,347.34
  4. Step 4: Simplify right side
    14,178.58x = 260,589,862.38
  5. Step 5: Solve for x
    x = 260,589,862.38/14,178.58
  6. Step 6: Final answer
    x = 18,379.12

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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.