Home / 24,231.87-33,431.81-15,281.64

Finding the Fourth Proportional to 24,231.87, 33,431.81 and 15,281.64

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Solution

The fourth proportional to 24,231.87, 33,431.81 and 15,281.64 is: 21,083.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,231.87 : 33,431.81 = 15,281.64 : x
  2. Step 2: Convert to fraction form
    24,231.87/33,431.81 = 15,281.64/x
  3. Step 3: Cross multiply
    24,231.87x = 33,431.81 × 15,281.64
  4. Step 4: Simplify right side
    24,231.87x = 510,892,808.56
  5. Step 5: Solve for x
    x = 510,892,808.56/24,231.87
  6. Step 6: Final answer
    x = 21,083.51

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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.