Home / 27,905.58-41,864.94-9,187.07

Finding the Fourth Proportional to 27,905.58, 41,864.94 and 9,187.07

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Solution

The fourth proportional to 27,905.58, 41,864.94 and 9,187.07 is: 13,782.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,905.58 : 41,864.94 = 9,187.07 : x
  2. Step 2: Convert to fraction form
    27,905.58/41,864.94 = 9,187.07/x
  3. Step 3: Cross multiply
    27,905.58x = 41,864.94 × 9,187.07
  4. Step 4: Simplify right side
    27,905.58x = 384,615,925.00
  5. Step 5: Solve for x
    x = 384,615,925.00/27,905.58
  6. Step 6: Final answer
    x = 13,782.76

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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.