Home / 15,534.68-23,281.06-11,142.52

Finding the Fourth Proportional to 15,534.68, 23,281.06 and 11,142.52

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Solution

The fourth proportional to 15,534.68, 23,281.06 and 11,142.52 is: 16,698.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,534.68 : 23,281.06 = 11,142.52 : x
  2. Step 2: Convert to fraction form
    15,534.68/23,281.06 = 11,142.52/x
  3. Step 3: Cross multiply
    15,534.68x = 23,281.06 × 11,142.52
  4. Step 4: Simplify right side
    15,534.68x = 259,409,676.67
  5. Step 5: Solve for x
    x = 259,409,676.67/15,534.68
  6. Step 6: Final answer
    x = 16,698.75

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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.