Home / 18,263.32-27,398.70-8,263.26

Finding the Fourth Proportional to 18,263.32, 27,398.70 and 8,263.26

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Solution

The fourth proportional to 18,263.32, 27,398.70 and 8,263.26 is: 12,396.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,263.32 : 27,398.70 = 8,263.26 : x
  2. Step 2: Convert to fraction form
    18,263.32/27,398.70 = 8,263.26/x
  3. Step 3: Cross multiply
    18,263.32x = 27,398.70 × 8,263.26
  4. Step 4: Simplify right side
    18,263.32x = 226,402,581.76
  5. Step 5: Solve for x
    x = 226,402,581.76/18,263.32
  6. Step 6: Final answer
    x = 12,396.57

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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.