Home / 15,462.32-21,324.84-10,757.84

Finding the Fourth Proportional to 15,462.32, 21,324.84 and 10,757.84

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Solution

The fourth proportional to 15,462.32, 21,324.84 and 10,757.84 is: 14,836.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,462.32 : 21,324.84 = 10,757.84 : x
  2. Step 2: Convert to fraction form
    15,462.32/21,324.84 = 10,757.84/x
  3. Step 3: Cross multiply
    15,462.32x = 21,324.84 × 10,757.84
  4. Step 4: Simplify right side
    15,462.32x = 229,409,216.75
  5. Step 5: Solve for x
    x = 229,409,216.75/15,462.32
  6. Step 6: Final answer
    x = 14,836.66

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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.