Home / 37,805.94-56,717.55-11,512.80

Finding the Fourth Proportional to 37,805.94, 56,717.55 and 11,512.80

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Solution

The fourth proportional to 37,805.94, 56,717.55 and 11,512.80 is: 17,271.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,805.94 : 56,717.55 = 11,512.80 : x
  2. Step 2: Convert to fraction form
    37,805.94/56,717.55 = 11,512.80/x
  3. Step 3: Cross multiply
    37,805.94x = 56,717.55 × 11,512.80
  4. Step 4: Simplify right side
    37,805.94x = 652,977,809.64
  5. Step 5: Solve for x
    x = 652,977,809.64/37,805.94
  6. Step 6: Final answer
    x = 17,271.83

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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.