Home / 15,785.24-23,651.84-14,157.54

Finding the Fourth Proportional to 15,785.24, 23,651.84 and 14,157.54

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Solution

The fourth proportional to 15,785.24, 23,651.84 and 14,157.54 is: 21,212.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,785.24 : 23,651.84 = 14,157.54 : x
  2. Step 2: Convert to fraction form
    15,785.24/23,651.84 = 14,157.54/x
  3. Step 3: Cross multiply
    15,785.24x = 23,651.84 × 14,157.54
  4. Step 4: Simplify right side
    15,785.24x = 334,851,800.09
  5. Step 5: Solve for x
    x = 334,851,800.09/15,785.24
  6. Step 6: Final answer
    x = 21,212.98

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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.