Home / 27,207.90-40,811.85-15,522.30

Finding the Fourth Proportional to 27,207.90, 40,811.85 and 15,522.30

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Solution

The fourth proportional to 27,207.90, 40,811.85 and 15,522.30 is: 23,283.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,207.90 : 40,811.85 = 15,522.30 : x
  2. Step 2: Convert to fraction form
    27,207.90/40,811.85 = 15,522.30/x
  3. Step 3: Cross multiply
    27,207.90x = 40,811.85 × 15,522.30
  4. Step 4: Simplify right side
    27,207.90x = 633,493,779.26
  5. Step 5: Solve for x
    x = 633,493,779.26/27,207.90
  6. Step 6: Final answer
    x = 23,283.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.