Home / 18,284.28-27,428.70-5,800.92

Finding the Fourth Proportional to 18,284.28, 27,428.70 and 5,800.92

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Solution

The fourth proportional to 18,284.28, 27,428.70 and 5,800.92 is: 8,702.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,284.28 : 27,428.70 = 5,800.92 : x
  2. Step 2: Convert to fraction form
    18,284.28/27,428.70 = 5,800.92/x
  3. Step 3: Cross multiply
    18,284.28x = 27,428.70 × 5,800.92
  4. Step 4: Simplify right side
    18,284.28x = 159,111,694.40
  5. Step 5: Solve for x
    x = 159,111,694.40/18,284.28
  6. Step 6: Final answer
    x = 8,702.10

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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.