Home / 27,296.13-37,669.01-15,359.49

Finding the Fourth Proportional to 27,296.13, 37,669.01 and 15,359.49

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Solution

The fourth proportional to 27,296.13, 37,669.01 and 15,359.49 is: 21,196.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,296.13 : 37,669.01 = 15,359.49 : x
  2. Step 2: Convert to fraction form
    27,296.13/37,669.01 = 15,359.49/x
  3. Step 3: Cross multiply
    27,296.13x = 37,669.01 × 15,359.49
  4. Step 4: Simplify right side
    27,296.13x = 578,576,782.40
  5. Step 5: Solve for x
    x = 578,576,782.40/27,296.13
  6. Step 6: Final answer
    x = 21,196.29

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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.