Home / 38,719.98-58,080.36-16,519.50

Finding the Fourth Proportional to 38,719.98, 58,080.36 and 16,519.50

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Solution

The fourth proportional to 38,719.98, 58,080.36 and 16,519.50 is: 24,779.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,719.98 : 58,080.36 = 16,519.50 : x
  2. Step 2: Convert to fraction form
    38,719.98/58,080.36 = 16,519.50/x
  3. Step 3: Cross multiply
    38,719.98x = 58,080.36 × 16,519.50
  4. Step 4: Simplify right side
    38,719.98x = 959,458,507.02
  5. Step 5: Solve for x
    x = 959,458,507.02/38,719.98
  6. Step 6: Final answer
    x = 24,779.42

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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.