Home / 29,719.58-41,012.75-16,290.79

Finding the Fourth Proportional to 29,719.58, 41,012.75 and 16,290.79

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Solution

The fourth proportional to 29,719.58, 41,012.75 and 16,290.79 is: 22,481.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,719.58 : 41,012.75 = 16,290.79 : x
  2. Step 2: Convert to fraction form
    29,719.58/41,012.75 = 16,290.79/x
  3. Step 3: Cross multiply
    29,719.58x = 41,012.75 × 16,290.79
  4. Step 4: Simplify right side
    29,719.58x = 668,130,035.77
  5. Step 5: Solve for x
    x = 668,130,035.77/29,719.58
  6. Step 6: Final answer
    x = 22,481.14

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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.