Home / 14,874.45-20,526.51-8,160.06

Finding the Fourth Proportional to 14,874.45, 20,526.51 and 8,160.06

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Solution

The fourth proportional to 14,874.45, 20,526.51 and 8,160.06 is: 11,260.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,874.45 : 20,526.51 = 8,160.06 : x
  2. Step 2: Convert to fraction form
    14,874.45/20,526.51 = 8,160.06/x
  3. Step 3: Cross multiply
    14,874.45x = 20,526.51 × 8,160.06
  4. Step 4: Simplify right side
    14,874.45x = 167,497,553.19
  5. Step 5: Solve for x
    x = 167,497,553.19/14,874.45
  6. Step 6: Final answer
    x = 11,260.76

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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.