Home / 31,341.63-46,998.57-14,688.21

Finding the Fourth Proportional to 31,341.63, 46,998.57 and 14,688.21

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Solution

The fourth proportional to 31,341.63, 46,998.57 and 14,688.21 is: 22,025.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,341.63 : 46,998.57 = 14,688.21 : x
  2. Step 2: Convert to fraction form
    31,341.63/46,998.57 = 14,688.21/x
  3. Step 3: Cross multiply
    31,341.63x = 46,998.57 × 14,688.21
  4. Step 4: Simplify right side
    31,341.63x = 690,324,865.86
  5. Step 5: Solve for x
    x = 690,324,865.86/31,341.63
  6. Step 6: Final answer
    x = 22,025.81

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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.