Home / 54,613.63-75,357.84-31,635.28

Finding the Fourth Proportional to 54,613.63, 75,357.84 and 31,635.28

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Solution

The fourth proportional to 54,613.63, 75,357.84 and 31,635.28 is: 43,651.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,613.63 : 75,357.84 = 31,635.28 : x
  2. Step 2: Convert to fraction form
    54,613.63/75,357.84 = 31,635.28/x
  3. Step 3: Cross multiply
    54,613.63x = 75,357.84 × 31,635.28
  4. Step 4: Simplify right side
    54,613.63x = 2,383,966,368.60
  5. Step 5: Solve for x
    x = 2,383,966,368.60/54,613.63
  6. Step 6: Final answer
    x = 43,651.49

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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.