Home / 33,780.66-46,615.95-19,632.39

Finding the Fourth Proportional to 33,780.66, 46,615.95 and 19,632.39

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Solution

The fourth proportional to 33,780.66, 46,615.95 and 19,632.39 is: 27,091.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,780.66 : 46,615.95 = 19,632.39 : x
  2. Step 2: Convert to fraction form
    33,780.66/46,615.95 = 19,632.39/x
  3. Step 3: Cross multiply
    33,780.66x = 46,615.95 × 19,632.39
  4. Step 4: Simplify right side
    33,780.66x = 915,182,510.62
  5. Step 5: Solve for x
    x = 915,182,510.62/33,780.66
  6. Step 6: Final answer
    x = 27,091.91

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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.