Home / 15,667.61-23,504.87-7,774.43

Finding the Fourth Proportional to 15,667.61, 23,504.87 and 7,774.43

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Solution

The fourth proportional to 15,667.61, 23,504.87 and 7,774.43 is: 11,663.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,667.61 : 23,504.87 = 7,774.43 : x
  2. Step 2: Convert to fraction form
    15,667.61/23,504.87 = 7,774.43/x
  3. Step 3: Cross multiply
    15,667.61x = 23,504.87 × 7,774.43
  4. Step 4: Simplify right side
    15,667.61x = 182,736,868.39
  5. Step 5: Solve for x
    x = 182,736,868.39/15,667.61
  6. Step 6: Final answer
    x = 11,663.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.