Home / 31,014.37-46,484.63-21,603.43

Finding the Fourth Proportional to 31,014.37, 46,484.63 and 21,603.43

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Solution

The fourth proportional to 31,014.37, 46,484.63 and 21,603.43 is: 32,379.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,014.37 : 46,484.63 = 21,603.43 : x
  2. Step 2: Convert to fraction form
    31,014.37/46,484.63 = 21,603.43/x
  3. Step 3: Cross multiply
    31,014.37x = 46,484.63 × 21,603.43
  4. Step 4: Simplify right side
    31,014.37x = 1,004,227,450.28
  5. Step 5: Solve for x
    x = 1,004,227,450.28/31,014.37
  6. Step 6: Final answer
    x = 32,379.42

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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.