Home / 27,090.06-37,381.11-15,153.12

Finding the Fourth Proportional to 27,090.06, 37,381.11 and 15,153.12

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Solution

The fourth proportional to 27,090.06, 37,381.11 and 15,153.12 is: 20,909.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,090.06 : 37,381.11 = 15,153.12 : x
  2. Step 2: Convert to fraction form
    27,090.06/37,381.11 = 15,153.12/x
  3. Step 3: Cross multiply
    27,090.06x = 37,381.11 × 15,153.12
  4. Step 4: Simplify right side
    27,090.06x = 566,440,445.56
  5. Step 5: Solve for x
    x = 566,440,445.56/27,090.06
  6. Step 6: Final answer
    x = 20,909.53

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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.