Home / 27,322.99-37,703.00-15,386.09

Finding the Fourth Proportional to 27,322.99, 37,703.00 and 15,386.09

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Solution

The fourth proportional to 27,322.99, 37,703.00 and 15,386.09 is: 21,231.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,322.99 : 37,703.00 = 15,386.09 : x
  2. Step 2: Convert to fraction form
    27,322.99/37,703.00 = 15,386.09/x
  3. Step 3: Cross multiply
    27,322.99x = 37,703.00 × 15,386.09
  4. Step 4: Simplify right side
    27,322.99x = 580,101,601.22
  5. Step 5: Solve for x
    x = 580,101,601.22/27,322.99
  6. Step 6: Final answer
    x = 21,231.27

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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.