Home / 13,848.71-19,110.33-7,561.08

Finding the Fourth Proportional to 13,848.71, 19,110.33 and 7,561.08

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Solution

The fourth proportional to 13,848.71, 19,110.33 and 7,561.08 is: 10,433.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,848.71 : 19,110.33 = 7,561.08 : x
  2. Step 2: Convert to fraction form
    13,848.71/19,110.33 = 7,561.08/x
  3. Step 3: Cross multiply
    13,848.71x = 19,110.33 × 7,561.08
  4. Step 4: Simplify right side
    13,848.71x = 144,494,733.96
  5. Step 5: Solve for x
    x = 144,494,733.96/13,848.71
  6. Step 6: Final answer
    x = 10,433.81

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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.