Home / 25,448.94-35,119.48-14,120.16

Finding the Fourth Proportional to 25,448.94, 35,119.48 and 14,120.16

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Solution

The fourth proportional to 25,448.94, 35,119.48 and 14,120.16 is: 19,485.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,448.94 : 35,119.48 = 14,120.16 : x
  2. Step 2: Convert to fraction form
    25,448.94/35,119.48 = 14,120.16/x
  3. Step 3: Cross multiply
    25,448.94x = 35,119.48 × 14,120.16
  4. Step 4: Simplify right side
    25,448.94x = 495,892,676.72
  5. Step 5: Solve for x
    x = 495,892,676.72/25,448.94
  6. Step 6: Final answer
    x = 19,485.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.