Home / 27,113.34-37,418.07-15,177.42

Finding the Fourth Proportional to 27,113.34, 37,418.07 and 15,177.42

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Solution

The fourth proportional to 27,113.34, 37,418.07 and 15,177.42 is: 20,945.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,113.34 : 37,418.07 = 15,177.42 : x
  2. Step 2: Convert to fraction form
    27,113.34/37,418.07 = 15,177.42/x
  3. Step 3: Cross multiply
    27,113.34x = 37,418.07 × 15,177.42
  4. Step 4: Simplify right side
    27,113.34x = 567,909,763.98
  5. Step 5: Solve for x
    x = 567,909,763.98/27,113.34
  6. Step 6: Final answer
    x = 20,945.77

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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.