Home / 27,506.23-37,992.84-21,209.24

Finding the Fourth Proportional to 27,506.23, 37,992.84 and 21,209.24

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Solution

The fourth proportional to 27,506.23, 37,992.84 and 21,209.24 is: 29,295.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,506.23 : 37,992.84 = 21,209.24 : x
  2. Step 2: Convert to fraction form
    27,506.23/37,992.84 = 21,209.24/x
  3. Step 3: Cross multiply
    27,506.23x = 37,992.84 × 21,209.24
  4. Step 4: Simplify right side
    27,506.23x = 805,799,261.84
  5. Step 5: Solve for x
    x = 805,799,261.84/27,506.23
  6. Step 6: Final answer
    x = 29,295.15

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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.