Home / 25,090.12-37,638.30-7,559.80

Finding the Fourth Proportional to 25,090.12, 37,638.30 and 7,559.80

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Solution

The fourth proportional to 25,090.12, 37,638.30 and 7,559.80 is: 11,340.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,090.12 : 37,638.30 = 7,559.80 : x
  2. Step 2: Convert to fraction form
    25,090.12/37,638.30 = 7,559.80/x
  3. Step 3: Cross multiply
    25,090.12x = 37,638.30 × 7,559.80
  4. Step 4: Simplify right side
    25,090.12x = 284,538,020.34
  5. Step 5: Solve for x
    x = 284,538,020.34/25,090.12
  6. Step 6: Final answer
    x = 11,340.64

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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.