Home / 17,439.84-26,134.38-13,055.04

Finding the Fourth Proportional to 17,439.84, 26,134.38 and 13,055.04

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Solution

The fourth proportional to 17,439.84, 26,134.38 and 13,055.04 is: 19,563.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,439.84 : 26,134.38 = 13,055.04 : x
  2. Step 2: Convert to fraction form
    17,439.84/26,134.38 = 13,055.04/x
  3. Step 3: Cross multiply
    17,439.84x = 26,134.38 × 13,055.04
  4. Step 4: Simplify right side
    17,439.84x = 341,185,376.28
  5. Step 5: Solve for x
    x = 341,185,376.28/17,439.84
  6. Step 6: Final answer
    x = 19,563.56

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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.