Home / 39,787.32-54,908.10-23,865.96

Finding the Fourth Proportional to 39,787.32, 54,908.10 and 23,865.96

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Solution

The fourth proportional to 39,787.32, 54,908.10 and 23,865.96 is: 32,935.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,787.32 : 54,908.10 = 23,865.96 : x
  2. Step 2: Convert to fraction form
    39,787.32/54,908.10 = 23,865.96/x
  3. Step 3: Cross multiply
    39,787.32x = 54,908.10 × 23,865.96
  4. Step 4: Simplify right side
    39,787.32x = 1,310,434,518.28
  5. Step 5: Solve for x
    x = 1,310,434,518.28/39,787.32
  6. Step 6: Final answer
    x = 32,935.98

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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.