Home / 25,380.72-35,025.44-14,051

Finding the Fourth Proportional to 25,380.72, 35,025.44 and 14,051

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Solution

The fourth proportional to 25,380.72, 35,025.44 and 14,051 is: 19,390.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,380.72 : 35,025.44 = 14,051 : x
  2. Step 2: Convert to fraction form
    25,380.72/35,025.44 = 14,051/x
  3. Step 3: Cross multiply
    25,380.72x = 35,025.44 × 14,051
  4. Step 4: Simplify right side
    25,380.72x = 492,142,457.44
  5. Step 5: Solve for x
    x = 492,142,457.44/25,380.72
  6. Step 6: Final answer
    x = 19,390.41

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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.