Home / 54,418.28-75,091.44-30,547.58

Finding the Fourth Proportional to 54,418.28, 75,091.44 and 30,547.58

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Solution

The fourth proportional to 54,418.28, 75,091.44 and 30,547.58 is: 42,152.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,418.28 : 75,091.44 = 30,547.58 : x
  2. Step 2: Convert to fraction form
    54,418.28/75,091.44 = 30,547.58/x
  3. Step 3: Cross multiply
    54,418.28x = 75,091.44 × 30,547.58
  4. Step 4: Simplify right side
    54,418.28x = 2,293,861,770.72
  5. Step 5: Solve for x
    x = 2,293,861,770.72/54,418.28
  6. Step 6: Final answer
    x = 42,152.41

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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.