Home / 14,798.73-20,422.65-8,084.72

Finding the Fourth Proportional to 14,798.73, 20,422.65 and 8,084.72

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Solution

The fourth proportional to 14,798.73, 20,422.65 and 8,084.72 is: 11,157.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,798.73 : 20,422.65 = 8,084.72 : x
  2. Step 2: Convert to fraction form
    14,798.73/20,422.65 = 8,084.72/x
  3. Step 3: Cross multiply
    14,798.73x = 20,422.65 × 8,084.72
  4. Step 4: Simplify right side
    14,798.73x = 165,111,488.58
  5. Step 5: Solve for x
    x = 165,111,488.58/14,798.73
  6. Step 6: Final answer
    x = 11,157.14

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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.