Home / 54,051.10-74,591.71-30,176.62

Finding the Fourth Proportional to 54,051.10, 74,591.71 and 30,176.62

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Solution

The fourth proportional to 54,051.10, 74,591.71 and 30,176.62 is: 41,644.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,051.10 : 74,591.71 = 30,176.62 : x
  2. Step 2: Convert to fraction form
    54,051.10/74,591.71 = 30,176.62/x
  3. Step 3: Cross multiply
    54,051.10x = 74,591.71 × 30,176.62
  4. Step 4: Simplify right side
    54,051.10x = 2,250,925,687.82
  5. Step 5: Solve for x
    x = 2,250,925,687.82/54,051.10
  6. Step 6: Final answer
    x = 41,644.40

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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.