Home / 54,285.99-81,422.70-14,846.28

Finding the Fourth Proportional to 54,285.99, 81,422.70 and 14,846.28

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Solution

The fourth proportional to 54,285.99, 81,422.70 and 14,846.28 is: 22,267.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,285.99 : 81,422.70 = 14,846.28 : x
  2. Step 2: Convert to fraction form
    54,285.99/81,422.70 = 14,846.28/x
  3. Step 3: Cross multiply
    54,285.99x = 81,422.70 × 14,846.28
  4. Step 4: Simplify right side
    54,285.99x = 1,208,824,202.56
  5. Step 5: Solve for x
    x = 1,208,824,202.56/54,285.99
  6. Step 6: Final answer
    x = 22,267.70

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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.