Home / 39,703.79-54,787.15-23,787.83

Finding the Fourth Proportional to 39,703.79, 54,787.15 and 23,787.83

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Solution

The fourth proportional to 39,703.79, 54,787.15 and 23,787.83 is: 32,824.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,703.79 : 54,787.15 = 23,787.83 : x
  2. Step 2: Convert to fraction form
    39,703.79/54,787.15 = 23,787.83/x
  3. Step 3: Cross multiply
    39,703.79x = 54,787.15 × 23,787.83
  4. Step 4: Simplify right side
    39,703.79x = 1,303,267,410.38
  5. Step 5: Solve for x
    x = 1,303,267,410.38/39,703.79
  6. Step 6: Final answer
    x = 32,824.76

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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.