Home / 27,277.99-37,640.96-15,341.07

Finding the Fourth Proportional to 27,277.99, 37,640.96 and 15,341.07

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Solution

The fourth proportional to 27,277.99, 37,640.96 and 15,341.07 is: 21,169.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,277.99 : 37,640.96 = 15,341.07 : x
  2. Step 2: Convert to fraction form
    27,277.99/37,640.96 = 15,341.07/x
  3. Step 3: Cross multiply
    27,277.99x = 37,640.96 × 15,341.07
  4. Step 4: Simplify right side
    27,277.99x = 577,452,555.62
  5. Step 5: Solve for x
    x = 577,452,555.62/27,277.99
  6. Step 6: Final answer
    x = 21,169.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.