Home / 31,836.41-47,774.66-17,805.62

Finding the Fourth Proportional to 31,836.41, 47,774.66 and 17,805.62

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Solution

The fourth proportional to 31,836.41, 47,774.66 and 17,805.62 is: 26,719.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,836.41 : 47,774.66 = 17,805.62 : x
  2. Step 2: Convert to fraction form
    31,836.41/47,774.66 = 17,805.62/x
  3. Step 3: Cross multiply
    31,836.41x = 47,774.66 × 17,805.62
  4. Step 4: Simplify right side
    31,836.41x = 850,657,441.59
  5. Step 5: Solve for x
    x = 850,657,441.59/31,836.41
  6. Step 6: Final answer
    x = 26,719.64

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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.