Home / 27,925.75-38,537.54-18,494.31

Finding the Fourth Proportional to 27,925.75, 38,537.54 and 18,494.31

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Solution

The fourth proportional to 27,925.75, 38,537.54 and 18,494.31 is: 25,522.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,925.75 : 38,537.54 = 18,494.31 : x
  2. Step 2: Convert to fraction form
    27,925.75/38,537.54 = 18,494.31/x
  3. Step 3: Cross multiply
    27,925.75x = 38,537.54 × 18,494.31
  4. Step 4: Simplify right side
    27,925.75x = 712,725,211.40
  5. Step 5: Solve for x
    x = 712,725,211.40/27,925.75
  6. Step 6: Final answer
    x = 25,522.15

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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.