Home / 25,609.94-38,405.68-10,820.01

Finding the Fourth Proportional to 25,609.94, 38,405.68 and 10,820.01

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Solution

The fourth proportional to 25,609.94, 38,405.68 and 10,820.01 is: 16,226.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,609.94 : 38,405.68 = 10,820.01 : x
  2. Step 2: Convert to fraction form
    25,609.94/38,405.68 = 10,820.01/x
  3. Step 3: Cross multiply
    25,609.94x = 38,405.68 × 10,820.01
  4. Step 4: Simplify right side
    25,609.94x = 415,549,957.50
  5. Step 5: Solve for x
    x = 415,549,957.50/25,609.94
  6. Step 6: Final answer
    x = 16,226.12

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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.