Home / 54,813.61-75,657.41-30,954.25

Finding the Fourth Proportional to 54,813.61, 75,657.41 and 30,954.25

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Solution

The fourth proportional to 54,813.61, 75,657.41 and 30,954.25 is: 42,725.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,813.61 : 75,657.41 = 30,954.25 : x
  2. Step 2: Convert to fraction form
    54,813.61/75,657.41 = 30,954.25/x
  3. Step 3: Cross multiply
    54,813.61x = 75,657.41 × 30,954.25
  4. Step 4: Simplify right side
    54,813.61x = 2,341,918,383.49
  5. Step 5: Solve for x
    x = 2,341,918,383.49/54,813.61
  6. Step 6: Final answer
    x = 42,725.13

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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.