Home / 25,211.73-34,791.51-13,881.45

Finding the Fourth Proportional to 25,211.73, 34,791.51 and 13,881.45

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Solution

The fourth proportional to 25,211.73, 34,791.51 and 13,881.45 is: 19,156.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,211.73 : 34,791.51 = 13,881.45 : x
  2. Step 2: Convert to fraction form
    25,211.73/34,791.51 = 13,881.45/x
  3. Step 3: Cross multiply
    25,211.73x = 34,791.51 × 13,881.45
  4. Step 4: Simplify right side
    25,211.73x = 482,956,606.49
  5. Step 5: Solve for x
    x = 482,956,606.49/25,211.73
  6. Step 6: Final answer
    x = 19,156.03

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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.