Home / 54,790.14-82,153.53-21,471.24

Finding the Fourth Proportional to 54,790.14, 82,153.53 and 21,471.24

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Solution

The fourth proportional to 54,790.14, 82,153.53 and 21,471.24 is: 32,194.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,790.14 : 82,153.53 = 21,471.24 : x
  2. Step 2: Convert to fraction form
    54,790.14/82,153.53 = 21,471.24/x
  3. Step 3: Cross multiply
    54,790.14x = 82,153.53 × 21,471.24
  4. Step 4: Simplify right side
    54,790.14x = 1,763,938,159.48
  5. Step 5: Solve for x
    x = 1,763,938,159.48/54,790.14
  6. Step 6: Final answer
    x = 32,194.45

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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.