Home / 27,078.30-40,588.83-9,303.39

Finding the Fourth Proportional to 27,078.30, 40,588.83 and 9,303.39

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Solution

The fourth proportional to 27,078.30, 40,588.83 and 9,303.39 is: 13,945.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,078.30 : 40,588.83 = 9,303.39 : x
  2. Step 2: Convert to fraction form
    27,078.30/40,588.83 = 9,303.39/x
  3. Step 3: Cross multiply
    27,078.30x = 40,588.83 × 9,303.39
  4. Step 4: Simplify right side
    27,078.30x = 377,613,715.13
  5. Step 5: Solve for x
    x = 377,613,715.13/27,078.30
  6. Step 6: Final answer
    x = 13,945.25

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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.