Home / 39,077.56-53,925.78-22,310.56

Finding the Fourth Proportional to 39,077.56, 53,925.78 and 22,310.56

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Solution

The fourth proportional to 39,077.56, 53,925.78 and 22,310.56 is: 30,787.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,077.56 : 53,925.78 = 22,310.56 : x
  2. Step 2: Convert to fraction form
    39,077.56/53,925.78 = 22,310.56/x
  3. Step 3: Cross multiply
    39,077.56x = 53,925.78 × 22,310.56
  4. Step 4: Simplify right side
    39,077.56x = 1,203,114,350.24
  5. Step 5: Solve for x
    x = 1,203,114,350.24/39,077.56
  6. Step 6: Final answer
    x = 30,787.86

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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.