Home / 14,955.73-20,638.35-8,577.94

Finding the Fourth Proportional to 14,955.73, 20,638.35 and 8,577.94

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Solution

The fourth proportional to 14,955.73, 20,638.35 and 8,577.94 is: 11,837.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,955.73 : 20,638.35 = 8,577.94 : x
  2. Step 2: Convert to fraction form
    14,955.73/20,638.35 = 8,577.94/x
  3. Step 3: Cross multiply
    14,955.73x = 20,638.35 × 8,577.94
  4. Step 4: Simplify right side
    14,955.73x = 177,034,528.00
  5. Step 5: Solve for x
    x = 177,034,528.00/14,955.73
  6. Step 6: Final answer
    x = 11,837.24

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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.