Home / 25,090.70-37,634.12-9,288.30

Finding the Fourth Proportional to 25,090.70, 37,634.12 and 9,288.30

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Solution

The fourth proportional to 25,090.70, 37,634.12 and 9,288.30 is: 13,931.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,090.70 : 37,634.12 = 9,288.30 : x
  2. Step 2: Convert to fraction form
    25,090.70/37,634.12 = 9,288.30/x
  3. Step 3: Cross multiply
    25,090.70x = 37,634.12 × 9,288.30
  4. Step 4: Simplify right side
    25,090.70x = 349,556,996.80
  5. Step 5: Solve for x
    x = 349,556,996.80/25,090.70
  6. Step 6: Final answer
    x = 13,931.74

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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.