Home / 17,730.36-26,589.24-9,405.72

Finding the Fourth Proportional to 17,730.36, 26,589.24 and 9,405.72

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Solution

The fourth proportional to 17,730.36, 26,589.24 and 9,405.72 is: 14,105.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,730.36 : 26,589.24 = 9,405.72 : x
  2. Step 2: Convert to fraction form
    17,730.36/26,589.24 = 9,405.72/x
  3. Step 3: Cross multiply
    17,730.36x = 26,589.24 × 9,405.72
  4. Step 4: Simplify right side
    17,730.36x = 250,090,946.45
  5. Step 5: Solve for x
    x = 250,090,946.45/17,730.36
  6. Step 6: Final answer
    x = 14,105.24

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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.