Home / 11,955.13-17,932.55-5,376.67

Finding the Fourth Proportional to 11,955.13, 17,932.55 and 5,376.67

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Solution

The fourth proportional to 11,955.13, 17,932.55 and 5,376.67 is: 8,064.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,955.13 : 17,932.55 = 5,376.67 : x
  2. Step 2: Convert to fraction form
    11,955.13/17,932.55 = 5,376.67/x
  3. Step 3: Cross multiply
    11,955.13x = 17,932.55 × 5,376.67
  4. Step 4: Simplify right side
    11,955.13x = 96,417,403.61
  5. Step 5: Solve for x
    x = 96,417,403.61/11,955.13
  6. Step 6: Final answer
    x = 8,064.94

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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.