Home / 39,758.42-59,644.27-18,432.51

Finding the Fourth Proportional to 39,758.42, 59,644.27 and 18,432.51

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Solution

The fourth proportional to 39,758.42, 59,644.27 and 18,432.51 is: 27,651.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,758.42 : 59,644.27 = 18,432.51 : x
  2. Step 2: Convert to fraction form
    39,758.42/59,644.27 = 18,432.51/x
  3. Step 3: Cross multiply
    39,758.42x = 59,644.27 × 18,432.51
  4. Step 4: Simplify right side
    39,758.42x = 1,099,393,212.83
  5. Step 5: Solve for x
    x = 1,099,393,212.83/39,758.42
  6. Step 6: Final answer
    x = 27,651.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.