Home / 27,789.67-41,688.51-9,065.07

Finding the Fourth Proportional to 27,789.67, 41,688.51 and 9,065.07

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Solution

The fourth proportional to 27,789.67, 41,688.51 and 9,065.07 is: 13,598.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,789.67 : 41,688.51 = 9,065.07 : x
  2. Step 2: Convert to fraction form
    27,789.67/41,688.51 = 9,065.07/x
  3. Step 3: Cross multiply
    27,789.67x = 41,688.51 × 9,065.07
  4. Step 4: Simplify right side
    27,789.67x = 377,909,227.35
  5. Step 5: Solve for x
    x = 377,909,227.35/27,789.67
  6. Step 6: Final answer
    x = 13,598.91

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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.