Home / 23,057.20-31,817.64-13,626.64

Finding the Fourth Proportional to 23,057.20, 31,817.64 and 13,626.64

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Solution

The fourth proportional to 23,057.20, 31,817.64 and 13,626.64 is: 18,804.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,057.20 : 31,817.64 = 13,626.64 : x
  2. Step 2: Convert to fraction form
    23,057.20/31,817.64 = 13,626.64/x
  3. Step 3: Cross multiply
    23,057.20x = 31,817.64 × 13,626.64
  4. Step 4: Simplify right side
    23,057.20x = 433,567,525.93
  5. Step 5: Solve for x
    x = 433,567,525.93/23,057.20
  6. Step 6: Final answer
    x = 18,804.00

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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.