Home / 31,900.96-44,025.36-19,328.80

Finding the Fourth Proportional to 31,900.96, 44,025.36 and 19,328.80

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Solution

The fourth proportional to 31,900.96, 44,025.36 and 19,328.80 is: 26,674.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,900.96 : 44,025.36 = 19,328.80 : x
  2. Step 2: Convert to fraction form
    31,900.96/44,025.36 = 19,328.80/x
  3. Step 3: Cross multiply
    31,900.96x = 44,025.36 × 19,328.80
  4. Step 4: Simplify right side
    31,900.96x = 850,957,378.37
  5. Step 5: Solve for x
    x = 850,957,378.37/31,900.96
  6. Step 6: Final answer
    x = 26,674.98

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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.