Home / 14,798.87-20,422.09-8,084.52

Finding the Fourth Proportional to 14,798.87, 20,422.09 and 8,084.52

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Solution

The fourth proportional to 14,798.87, 20,422.09 and 8,084.52 is: 11,156.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,798.87 : 20,422.09 = 8,084.52 : x
  2. Step 2: Convert to fraction form
    14,798.87/20,422.09 = 8,084.52/x
  3. Step 3: Cross multiply
    14,798.87x = 20,422.09 × 8,084.52
  4. Step 4: Simplify right side
    14,798.87x = 165,102,805.15
  5. Step 5: Solve for x
    x = 165,102,805.15/14,798.87
  6. Step 6: Final answer
    x = 11,156.45

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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.