Home / 14,790.17-20,432.02-12,797.27

Finding the Fourth Proportional to 14,790.17, 20,432.02 and 12,797.27

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Solution

The fourth proportional to 14,790.17, 20,432.02 and 12,797.27 is: 17,678.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,790.17 : 20,432.02 = 12,797.27 : x
  2. Step 2: Convert to fraction form
    14,790.17/20,432.02 = 12,797.27/x
  3. Step 3: Cross multiply
    14,790.17x = 20,432.02 × 12,797.27
  4. Step 4: Simplify right side
    14,790.17x = 261,473,974.43
  5. Step 5: Solve for x
    x = 261,473,974.43/14,790.17
  6. Step 6: Final answer
    x = 17,678.91

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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.