Home / 37,987.91-56,982.60-11,692.63

Finding the Fourth Proportional to 37,987.91, 56,982.60 and 11,692.63

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Solution

The fourth proportional to 37,987.91, 56,982.60 and 11,692.63 is: 17,539.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,987.91 : 56,982.60 = 11,692.63 : x
  2. Step 2: Convert to fraction form
    37,987.91/56,982.60 = 11,692.63/x
  3. Step 3: Cross multiply
    37,987.91x = 56,982.60 × 11,692.63
  4. Step 4: Simplify right side
    37,987.91x = 666,276,144.09
  5. Step 5: Solve for x
    x = 666,276,144.09/37,987.91
  6. Step 6: Final answer
    x = 17,539.16

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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.