Home / 27,327.35-40,987.51-11,538.63

Finding the Fourth Proportional to 27,327.35, 40,987.51 and 11,538.63

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Solution

The fourth proportional to 27,327.35, 40,987.51 and 11,538.63 is: 17,306.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,327.35 : 40,987.51 = 11,538.63 : x
  2. Step 2: Convert to fraction form
    27,327.35/40,987.51 = 11,538.63/x
  3. Step 3: Cross multiply
    27,327.35x = 40,987.51 × 11,538.63
  4. Step 4: Simplify right side
    27,327.35x = 472,939,683.66
  5. Step 5: Solve for x
    x = 472,939,683.66/27,327.35
  6. Step 6: Final answer
    x = 17,306.46

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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.