Home / 54,462.15-81,697.30-15,018.89

Finding the Fourth Proportional to 54,462.15, 81,697.30 and 15,018.89

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Solution

The fourth proportional to 54,462.15, 81,697.30 and 15,018.89 is: 22,529.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,462.15 : 81,697.30 = 15,018.89 : x
  2. Step 2: Convert to fraction form
    54,462.15/81,697.30 = 15,018.89/x
  3. Step 3: Cross multiply
    54,462.15x = 81,697.30 × 15,018.89
  4. Step 4: Simplify right side
    54,462.15x = 1,227,002,315.96
  5. Step 5: Solve for x
    x = 1,227,002,315.96/54,462.15
  6. Step 6: Final answer
    x = 22,529.45

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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.