Home / 18,410.46-25,376.09-13,025.94

Finding the Fourth Proportional to 18,410.46, 25,376.09 and 13,025.94

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Solution

The fourth proportional to 18,410.46, 25,376.09 and 13,025.94 is: 17,954.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,410.46 : 25,376.09 = 13,025.94 : x
  2. Step 2: Convert to fraction form
    18,410.46/25,376.09 = 13,025.94/x
  3. Step 3: Cross multiply
    18,410.46x = 25,376.09 × 13,025.94
  4. Step 4: Simplify right side
    18,410.46x = 330,547,360.64
  5. Step 5: Solve for x
    x = 330,547,360.64/18,410.46
  6. Step 6: Final answer
    x = 17,954.32

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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.