Home / 27,610.36-38,095.82-15,671

Finding the Fourth Proportional to 27,610.36, 38,095.82 and 15,671

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Solution

The fourth proportional to 27,610.36, 38,095.82 and 15,671 is: 21,622.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,610.36 : 38,095.82 = 15,671 : x
  2. Step 2: Convert to fraction form
    27,610.36/38,095.82 = 15,671/x
  3. Step 3: Cross multiply
    27,610.36x = 38,095.82 × 15,671
  4. Step 4: Simplify right side
    27,610.36x = 596,999,595.22
  5. Step 5: Solve for x
    x = 596,999,595.22/27,610.36
  6. Step 6: Final answer
    x = 21,622.30

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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.