Home / 18,541.60-27,814.82-9,776.84

Finding the Fourth Proportional to 18,541.60, 27,814.82 and 9,776.84

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Solution

The fourth proportional to 18,541.60, 27,814.82 and 9,776.84 is: 14,666.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,541.60 : 27,814.82 = 9,776.84 : x
  2. Step 2: Convert to fraction form
    18,541.60/27,814.82 = 9,776.84/x
  3. Step 3: Cross multiply
    18,541.60x = 27,814.82 × 9,776.84
  4. Step 4: Simplify right side
    18,541.60x = 271,941,044.77
  5. Step 5: Solve for x
    x = 271,941,044.77/18,541.60
  6. Step 6: Final answer
    x = 14,666.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.