Home / 25,609.56-38,386.56-13,112.44

Finding the Fourth Proportional to 25,609.56, 38,386.56 and 13,112.44

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Solution

The fourth proportional to 25,609.56, 38,386.56 and 13,112.44 is: 19,654.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,609.56 : 38,386.56 = 13,112.44 : x
  2. Step 2: Convert to fraction form
    25,609.56/38,386.56 = 13,112.44/x
  3. Step 3: Cross multiply
    25,609.56x = 38,386.56 × 13,112.44
  4. Step 4: Simplify right side
    25,609.56x = 503,341,464.81
  5. Step 5: Solve for x
    x = 503,341,464.81/25,609.56
  6. Step 6: Final answer
    x = 19,654.44

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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.