Home / 23,040.12-34,539.64-8,996.88

Finding the Fourth Proportional to 23,040.12, 34,539.64 and 8,996.88

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Solution

The fourth proportional to 23,040.12, 34,539.64 and 8,996.88 is: 13,487.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,040.12 : 34,539.64 = 8,996.88 : x
  2. Step 2: Convert to fraction form
    23,040.12/34,539.64 = 8,996.88/x
  3. Step 3: Cross multiply
    23,040.12x = 34,539.64 × 8,996.88
  4. Step 4: Simplify right side
    23,040.12x = 310,748,996.32
  5. Step 5: Solve for x
    x = 310,748,996.32/23,040.12
  6. Step 6: Final answer
    x = 13,487.30

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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.