Home / 54,881.28-75,728.93-34,702.56

Finding the Fourth Proportional to 54,881.28, 75,728.93 and 34,702.56

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Solution

The fourth proportional to 54,881.28, 75,728.93 and 34,702.56 is: 47,884.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,881.28 : 75,728.93 = 34,702.56 : x
  2. Step 2: Convert to fraction form
    54,881.28/75,728.93 = 34,702.56/x
  3. Step 3: Cross multiply
    54,881.28x = 75,728.93 × 34,702.56
  4. Step 4: Simplify right side
    54,881.28x = 2,627,987,563.55
  5. Step 5: Solve for x
    x = 2,627,987,563.55/54,881.28
  6. Step 6: Final answer
    x = 47,884.95

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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.