Home / 17,826.26-26,728.56-8,931.24

Finding the Fourth Proportional to 17,826.26, 26,728.56 and 8,931.24

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Solution

The fourth proportional to 17,826.26, 26,728.56 and 8,931.24 is: 13,391.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,826.26 : 26,728.56 = 8,931.24 : x
  2. Step 2: Convert to fraction form
    17,826.26/26,728.56 = 8,931.24/x
  3. Step 3: Cross multiply
    17,826.26x = 26,728.56 × 8,931.24
  4. Step 4: Simplify right side
    17,826.26x = 238,719,184.21
  5. Step 5: Solve for x
    x = 238,719,184.21/17,826.26
  6. Step 6: Final answer
    x = 13,391.44

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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.