Home / 13,941.52-19,239.33-7,654.30

Finding the Fourth Proportional to 13,941.52, 19,239.33 and 7,654.30

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Solution

The fourth proportional to 13,941.52, 19,239.33 and 7,654.30 is: 10,562.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,941.52 : 19,239.33 = 7,654.30 : x
  2. Step 2: Convert to fraction form
    13,941.52/19,239.33 = 7,654.30/x
  3. Step 3: Cross multiply
    13,941.52x = 19,239.33 × 7,654.30
  4. Step 4: Simplify right side
    13,941.52x = 147,263,603.62
  5. Step 5: Solve for x
    x = 147,263,603.62/13,941.52
  6. Step 6: Final answer
    x = 10,562.95

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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.