Home / 14,656.12-20,225.46-7,941.74

Finding the Fourth Proportional to 14,656.12, 20,225.46 and 7,941.74

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Solution

The fourth proportional to 14,656.12, 20,225.46 and 7,941.74 is: 10,959.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,656.12 : 20,225.46 = 7,941.74 : x
  2. Step 2: Convert to fraction form
    14,656.12/20,225.46 = 7,941.74/x
  3. Step 3: Cross multiply
    14,656.12x = 20,225.46 × 7,941.74
  4. Step 4: Simplify right side
    14,656.12x = 160,625,380.37
  5. Step 5: Solve for x
    x = 160,625,380.37/14,656.12
  6. Step 6: Final answer
    x = 10,959.61

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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.