Home / 44,128.22-66,196.24-12,538.48

Finding the Fourth Proportional to 44,128.22, 66,196.24 and 12,538.48

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Solution

The fourth proportional to 44,128.22, 66,196.24 and 12,538.48 is: 18,808.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,128.22 : 66,196.24 = 12,538.48 : x
  2. Step 2: Convert to fraction form
    44,128.22/66,196.24 = 12,538.48/x
  3. Step 3: Cross multiply
    44,128.22x = 66,196.24 × 12,538.48
  4. Step 4: Simplify right side
    44,128.22x = 830,000,231.32
  5. Step 5: Solve for x
    x = 830,000,231.32/44,128.22
  6. Step 6: Final answer
    x = 18,808.83

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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.