Home / 27,521.75-37,987.08-16,773.90

Finding the Fourth Proportional to 27,521.75, 37,987.08 and 16,773.90

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Solution

The fourth proportional to 27,521.75, 37,987.08 and 16,773.90 is: 23,152.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,521.75 : 37,987.08 = 16,773.90 : x
  2. Step 2: Convert to fraction form
    27,521.75/37,987.08 = 16,773.90/x
  3. Step 3: Cross multiply
    27,521.75x = 37,987.08 × 16,773.90
  4. Step 4: Simplify right side
    27,521.75x = 637,191,481.21
  5. Step 5: Solve for x
    x = 637,191,481.21/27,521.75
  6. Step 6: Final answer
    x = 23,152.29

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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.