Home / 14,934.42-20,602.60-8,955.72

Finding the Fourth Proportional to 14,934.42, 20,602.60 and 8,955.72

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Solution

The fourth proportional to 14,934.42, 20,602.60 and 8,955.72 is: 12,354.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,934.42 : 20,602.60 = 8,955.72 : x
  2. Step 2: Convert to fraction form
    14,934.42/20,602.60 = 8,955.72/x
  3. Step 3: Cross multiply
    14,934.42x = 20,602.60 × 8,955.72
  4. Step 4: Simplify right side
    14,934.42x = 184,511,116.87
  5. Step 5: Solve for x
    x = 184,511,116.87/14,934.42
  6. Step 6: Final answer
    x = 12,354.76

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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.