Home / 31,824.92-43,918.41-17,485.67

Finding the Fourth Proportional to 31,824.92, 43,918.41 and 17,485.67

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Solution

The fourth proportional to 31,824.92, 43,918.41 and 17,485.67 is: 24,130.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,824.92 : 43,918.41 = 17,485.67 : x
  2. Step 2: Convert to fraction form
    31,824.92/43,918.41 = 17,485.67/x
  3. Step 3: Cross multiply
    31,824.92x = 43,918.41 × 17,485.67
  4. Step 4: Simplify right side
    31,824.92x = 767,942,824.18
  5. Step 5: Solve for x
    x = 767,942,824.18/31,824.92
  6. Step 6: Final answer
    x = 24,130.24

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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.