Home / 14,817.83-20,454.27-9,153.50

Finding the Fourth Proportional to 14,817.83, 20,454.27 and 9,153.50

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Solution

The fourth proportional to 14,817.83, 20,454.27 and 9,153.50 is: 12,635.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,817.83 : 20,454.27 = 9,153.50 : x
  2. Step 2: Convert to fraction form
    14,817.83/20,454.27 = 9,153.50/x
  3. Step 3: Cross multiply
    14,817.83x = 20,454.27 × 9,153.50
  4. Step 4: Simplify right side
    14,817.83x = 187,228,160.45
  5. Step 5: Solve for x
    x = 187,228,160.45/14,817.83
  6. Step 6: Final answer
    x = 12,635.33

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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.