Home / 18,263.35-27,399.12-5,784.13

Finding the Fourth Proportional to 18,263.35, 27,399.12 and 5,784.13

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Solution

The fourth proportional to 18,263.35, 27,399.12 and 5,784.13 is: 8,677.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,263.35 : 27,399.12 = 5,784.13 : x
  2. Step 2: Convert to fraction form
    18,263.35/27,399.12 = 5,784.13/x
  3. Step 3: Cross multiply
    18,263.35x = 27,399.12 × 5,784.13
  4. Step 4: Simplify right side
    18,263.35x = 158,480,071.97
  5. Step 5: Solve for x
    x = 158,480,071.97/18,263.35
  6. Step 6: Final answer
    x = 8,677.49

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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.