Home / 33,654.76-46,443.45-19,515.67

Finding the Fourth Proportional to 33,654.76, 46,443.45 and 19,515.67

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Solution

The fourth proportional to 33,654.76, 46,443.45 and 19,515.67 is: 26,931.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,654.76 : 46,443.45 = 19,515.67 : x
  2. Step 2: Convert to fraction form
    33,654.76/46,443.45 = 19,515.67/x
  3. Step 3: Cross multiply
    33,654.76x = 46,443.45 × 19,515.67
  4. Step 4: Simplify right side
    33,654.76x = 906,375,043.86
  5. Step 5: Solve for x
    x = 906,375,043.86/33,654.76
  6. Step 6: Final answer
    x = 26,931.56

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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.