Home / 31,406.86-43,379.94-23,484.34

Finding the Fourth Proportional to 31,406.86, 43,379.94 and 23,484.34

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Solution

The fourth proportional to 31,406.86, 43,379.94 and 23,484.34 is: 32,437.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,406.86 : 43,379.94 = 23,484.34 : x
  2. Step 2: Convert to fraction form
    31,406.86/43,379.94 = 23,484.34/x
  3. Step 3: Cross multiply
    31,406.86x = 43,379.94 × 23,484.34
  4. Step 4: Simplify right side
    31,406.86x = 1,018,749,260.14
  5. Step 5: Solve for x
    x = 1,018,749,260.14/31,406.86
  6. Step 6: Final answer
    x = 32,437.16

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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.