Home / 25,537.44-38,226.96-13,821.60

Finding the Fourth Proportional to 25,537.44, 38,226.96 and 13,821.60

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Solution

The fourth proportional to 25,537.44, 38,226.96 and 13,821.60 is: 20,689.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,537.44 : 38,226.96 = 13,821.60 : x
  2. Step 2: Convert to fraction form
    25,537.44/38,226.96 = 13,821.60/x
  3. Step 3: Cross multiply
    25,537.44x = 38,226.96 × 13,821.60
  4. Step 4: Simplify right side
    25,537.44x = 528,357,750.34
  5. Step 5: Solve for x
    x = 528,357,750.34/25,537.44
  6. Step 6: Final answer
    x = 20,689.53

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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.