Home / 14,943.68-20,617.68-8,654.84

Finding the Fourth Proportional to 14,943.68, 20,617.68 and 8,654.84

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Solution

The fourth proportional to 14,943.68, 20,617.68 and 8,654.84 is: 11,941.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,943.68 : 20,617.68 = 8,654.84 : x
  2. Step 2: Convert to fraction form
    14,943.68/20,617.68 = 8,654.84/x
  3. Step 3: Cross multiply
    14,943.68x = 20,617.68 × 8,654.84
  4. Step 4: Simplify right side
    14,943.68x = 178,442,721.57
  5. Step 5: Solve for x
    x = 178,442,721.57/14,943.68
  6. Step 6: Final answer
    x = 11,941.02

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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.