Home / 25,986.96-38,993.40-9,350.71

Finding the Fourth Proportional to 25,986.96, 38,993.40 and 9,350.71

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Solution

The fourth proportional to 25,986.96, 38,993.40 and 9,350.71 is: 14,030.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,986.96 : 38,993.40 = 9,350.71 : x
  2. Step 2: Convert to fraction form
    25,986.96/38,993.40 = 9,350.71/x
  3. Step 3: Cross multiply
    25,986.96x = 38,993.40 × 9,350.71
  4. Step 4: Simplify right side
    25,986.96x = 364,615,877.83
  5. Step 5: Solve for x
    x = 364,615,877.83/25,986.96
  6. Step 6: Final answer
    x = 14,030.72

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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.