Home / 27,395.08-37,805.53-15,458.56

Finding the Fourth Proportional to 27,395.08, 37,805.53 and 15,458.56

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Solution

The fourth proportional to 27,395.08, 37,805.53 and 15,458.56 is: 21,332.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,395.08 : 37,805.53 = 15,458.56 : x
  2. Step 2: Convert to fraction form
    27,395.08/37,805.53 = 15,458.56/x
  3. Step 3: Cross multiply
    27,395.08x = 37,805.53 × 15,458.56
  4. Step 4: Simplify right side
    27,395.08x = 584,419,053.84
  5. Step 5: Solve for x
    x = 584,419,053.84/27,395.08
  6. Step 6: Final answer
    x = 21,332.99

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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.