Home / 14,148.15-19,373.51-13,590.46

Finding the Fourth Proportional to 14,148.15, 19,373.51 and 13,590.46

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Solution

The fourth proportional to 14,148.15, 19,373.51 and 13,590.46 is: 18,609.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,148.15 : 19,373.51 = 13,590.46 : x
  2. Step 2: Convert to fraction form
    14,148.15/19,373.51 = 13,590.46/x
  3. Step 3: Cross multiply
    14,148.15x = 19,373.51 × 13,590.46
  4. Step 4: Simplify right side
    14,148.15x = 263,294,912.71
  5. Step 5: Solve for x
    x = 263,294,912.71/14,148.15
  6. Step 6: Final answer
    x = 18,609.85

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These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.