Home / 25,967.61-38,953.26-9,327.78

Finding the Fourth Proportional to 25,967.61, 38,953.26 and 9,327.78

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Solution

The fourth proportional to 25,967.61, 38,953.26 and 9,327.78 is: 13,992.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,967.61 : 38,953.26 = 9,327.78 : x
  2. Step 2: Convert to fraction form
    25,967.61/38,953.26 = 9,327.78/x
  3. Step 3: Cross multiply
    25,967.61x = 38,953.26 × 9,327.78
  4. Step 4: Simplify right side
    25,967.61x = 363,347,439.56
  5. Step 5: Solve for x
    x = 363,347,439.56/25,967.61
  6. Step 6: Final answer
    x = 13,992.33

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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.