Home / 14,573.44-20,106.15-8,602.12

Finding the Fourth Proportional to 14,573.44, 20,106.15 and 8,602.12

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Solution

The fourth proportional to 14,573.44, 20,106.15 and 8,602.12 is: 11,867.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,573.44 : 20,106.15 = 8,602.12 : x
  2. Step 2: Convert to fraction form
    14,573.44/20,106.15 = 8,602.12/x
  3. Step 3: Cross multiply
    14,573.44x = 20,106.15 × 8,602.12
  4. Step 4: Simplify right side
    14,573.44x = 172,955,515.04
  5. Step 5: Solve for x
    x = 172,955,515.04/14,573.44
  6. Step 6: Final answer
    x = 11,867.86

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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.