Home / 14,612.49-20,166.70-8,950.93

Finding the Fourth Proportional to 14,612.49, 20,166.70 and 8,950.93

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Solution

The fourth proportional to 14,612.49, 20,166.70 and 8,950.93 is: 12,353.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,612.49 : 20,166.70 = 8,950.93 : x
  2. Step 2: Convert to fraction form
    14,612.49/20,166.70 = 8,950.93/x
  3. Step 3: Cross multiply
    14,612.49x = 20,166.70 × 8,950.93
  4. Step 4: Simplify right side
    14,612.49x = 180,510,720.03
  5. Step 5: Solve for x
    x = 180,510,720.03/14,612.49
  6. Step 6: Final answer
    x = 12,353.18

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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.