Home / 31,529.30-43,513.47-23,557.68

Finding the Fourth Proportional to 31,529.30, 43,513.47 and 23,557.68

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Solution

The fourth proportional to 31,529.30, 43,513.47 and 23,557.68 is: 32,511.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,529.30 : 43,513.47 = 23,557.68 : x
  2. Step 2: Convert to fraction form
    31,529.30/43,513.47 = 23,557.68/x
  3. Step 3: Cross multiply
    31,529.30x = 43,513.47 × 23,557.68
  4. Step 4: Simplify right side
    31,529.30x = 1,025,076,401.95
  5. Step 5: Solve for x
    x = 1,025,076,401.95/31,529.30
  6. Step 6: Final answer
    x = 32,511.87

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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.