Home / 25,119.63-37,678.23-9,327.75

Finding the Fourth Proportional to 25,119.63, 37,678.23 and 9,327.75

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Solution

The fourth proportional to 25,119.63, 37,678.23 and 9,327.75 is: 13,991.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,119.63 : 37,678.23 = 9,327.75 : x
  2. Step 2: Convert to fraction form
    25,119.63/37,678.23 = 9,327.75/x
  3. Step 3: Cross multiply
    25,119.63x = 37,678.23 × 9,327.75
  4. Step 4: Simplify right side
    25,119.63x = 351,453,109.88
  5. Step 5: Solve for x
    x = 351,453,109.88/25,119.63
  6. Step 6: Final answer
    x = 13,991.17

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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.