Home / 15,858.24-23,788.64-5,327.84

Finding the Fourth Proportional to 15,858.24, 23,788.64 and 5,327.84

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Solution

The fourth proportional to 15,858.24, 23,788.64 and 5,327.84 is: 7,992.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,858.24 : 23,788.64 = 5,327.84 : x
  2. Step 2: Convert to fraction form
    15,858.24/23,788.64 = 5,327.84/x
  3. Step 3: Cross multiply
    15,858.24x = 23,788.64 × 5,327.84
  4. Step 4: Simplify right side
    15,858.24x = 126,742,067.74
  5. Step 5: Solve for x
    x = 126,742,067.74/15,858.24
  6. Step 6: Final answer
    x = 7,992.19

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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.