Home / 18,296.40-27,434.28-5,814.12

Finding the Fourth Proportional to 18,296.40, 27,434.28 and 5,814.12

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Solution

The fourth proportional to 18,296.40, 27,434.28 and 5,814.12 is: 8,717.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,296.40 : 27,434.28 = 5,814.12 : x
  2. Step 2: Convert to fraction form
    18,296.40/27,434.28 = 5,814.12/x
  3. Step 3: Cross multiply
    18,296.40x = 27,434.28 × 5,814.12
  4. Step 4: Simplify right side
    18,296.40x = 159,506,196.03
  5. Step 5: Solve for x
    x = 159,506,196.03/18,296.40
  6. Step 6: Final answer
    x = 8,717.90

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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.