Home / 14,955.22-20,633.25-9,653.56

Finding the Fourth Proportional to 14,955.22, 20,633.25 and 9,653.56

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Solution

The fourth proportional to 14,955.22, 20,633.25 and 9,653.56 is: 13,318.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,955.22 : 20,633.25 = 9,653.56 : x
  2. Step 2: Convert to fraction form
    14,955.22/20,633.25 = 9,653.56/x
  3. Step 3: Cross multiply
    14,955.22x = 20,633.25 × 9,653.56
  4. Step 4: Simplify right side
    14,955.22x = 199,184,316.87
  5. Step 5: Solve for x
    x = 199,184,316.87/14,955.22
  6. Step 6: Final answer
    x = 13,318.72

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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.