Home / 18,263.76-27,397.32-5,116.32

Finding the Fourth Proportional to 18,263.76, 27,397.32 and 5,116.32

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Solution

The fourth proportional to 18,263.76, 27,397.32 and 5,116.32 is: 7,674.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,263.76 : 27,397.32 = 5,116.32 : x
  2. Step 2: Convert to fraction form
    18,263.76/27,397.32 = 5,116.32/x
  3. Step 3: Cross multiply
    18,263.76x = 27,397.32 × 5,116.32
  4. Step 4: Simplify right side
    18,263.76x = 140,173,456.26
  5. Step 5: Solve for x
    x = 140,173,456.26/18,263.76
  6. Step 6: Final answer
    x = 7,674.95

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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.