Home / 14,860.35-20,484.30-11,077.75

Finding the Fourth Proportional to 14,860.35, 20,484.30 and 11,077.75

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Solution

The fourth proportional to 14,860.35, 20,484.30 and 11,077.75 is: 15,270.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,860.35 : 20,484.30 = 11,077.75 : x
  2. Step 2: Convert to fraction form
    14,860.35/20,484.30 = 11,077.75/x
  3. Step 3: Cross multiply
    14,860.35x = 20,484.30 × 11,077.75
  4. Step 4: Simplify right side
    14,860.35x = 226,919,954.33
  5. Step 5: Solve for x
    x = 226,919,954.33/14,860.35
  6. Step 6: Final answer
    x = 15,270.16

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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.