Home / 27,189.81-37,522.62-15,254.06

Finding the Fourth Proportional to 27,189.81, 37,522.62 and 15,254.06

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Solution

The fourth proportional to 27,189.81, 37,522.62 and 15,254.06 is: 21,050.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,189.81 : 37,522.62 = 15,254.06 : x
  2. Step 2: Convert to fraction form
    27,189.81/37,522.62 = 15,254.06/x
  3. Step 3: Cross multiply
    27,189.81x = 37,522.62 × 15,254.06
  4. Step 4: Simplify right side
    27,189.81x = 572,372,109.22
  5. Step 5: Solve for x
    x = 572,372,109.22/27,189.81
  6. Step 6: Final answer
    x = 21,050.98

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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.