Home / 17,617.53-26,426.27-4,290.51

Finding the Fourth Proportional to 17,617.53, 26,426.27 and 4,290.51

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Solution

The fourth proportional to 17,617.53, 26,426.27 and 4,290.51 is: 6,435.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,617.53 : 26,426.27 = 4,290.51 : x
  2. Step 2: Convert to fraction form
    17,617.53/26,426.27 = 4,290.51/x
  3. Step 3: Cross multiply
    17,617.53x = 26,426.27 × 4,290.51
  4. Step 4: Simplify right side
    17,617.53x = 113,382,285.52
  5. Step 5: Solve for x
    x = 113,382,285.52/17,617.53
  6. Step 6: Final answer
    x = 6,435.77

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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.