Home / 30,182.88-41,646.96-18,084.72

Finding the Fourth Proportional to 30,182.88, 41,646.96 and 18,084.72

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Solution

The fourth proportional to 30,182.88, 41,646.96 and 18,084.72 is: 24,953.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,182.88 : 41,646.96 = 18,084.72 : x
  2. Step 2: Convert to fraction form
    30,182.88/41,646.96 = 18,084.72/x
  3. Step 3: Cross multiply
    30,182.88x = 41,646.96 × 18,084.72
  4. Step 4: Simplify right side
    30,182.88x = 753,173,610.45
  5. Step 5: Solve for x
    x = 753,173,610.45/30,182.88
  6. Step 6: Final answer
    x = 24,953.67

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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.