Home / 15,451.72-23,064.49-13,274.44

Finding the Fourth Proportional to 15,451.72, 23,064.49 and 13,274.44

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Solution

The fourth proportional to 15,451.72, 23,064.49 and 13,274.44 is: 19,814.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,451.72 : 23,064.49 = 13,274.44 : x
  2. Step 2: Convert to fraction form
    15,451.72/23,064.49 = 13,274.44/x
  3. Step 3: Cross multiply
    15,451.72x = 23,064.49 × 13,274.44
  4. Step 4: Simplify right side
    15,451.72x = 306,168,188.64
  5. Step 5: Solve for x
    x = 306,168,188.64/15,451.72
  6. Step 6: Final answer
    x = 19,814.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.