Home / 27,459.76-41,157.82-12,637.56

Finding the Fourth Proportional to 27,459.76, 41,157.82 and 12,637.56

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Solution

The fourth proportional to 27,459.76, 41,157.82 and 12,637.56 is: 18,941.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,459.76 : 41,157.82 = 12,637.56 : x
  2. Step 2: Convert to fraction form
    27,459.76/41,157.82 = 12,637.56/x
  3. Step 3: Cross multiply
    27,459.76x = 41,157.82 × 12,637.56
  4. Step 4: Simplify right side
    27,459.76x = 520,134,419.72
  5. Step 5: Solve for x
    x = 520,134,419.72/27,459.76
  6. Step 6: Final answer
    x = 18,941.70

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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.