Home / 17,303.72-23,879.14-9,345.96

Finding the Fourth Proportional to 17,303.72, 23,879.14 and 9,345.96

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Solution

The fourth proportional to 17,303.72, 23,879.14 and 9,345.96 is: 12,897.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,303.72 : 23,879.14 = 9,345.96 : x
  2. Step 2: Convert to fraction form
    17,303.72/23,879.14 = 9,345.96/x
  3. Step 3: Cross multiply
    17,303.72x = 23,879.14 × 9,345.96
  4. Step 4: Simplify right side
    17,303.72x = 223,173,487.27
  5. Step 5: Solve for x
    x = 223,173,487.27/17,303.72
  6. Step 6: Final answer
    x = 12,897.43

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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.