Home / 32,485.72-44,829.82-18,145.75

Finding the Fourth Proportional to 32,485.72, 44,829.82 and 18,145.75

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Solution

The fourth proportional to 32,485.72, 44,829.82 and 18,145.75 is: 25,040.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,485.72 : 44,829.82 = 18,145.75 : x
  2. Step 2: Convert to fraction form
    32,485.72/44,829.82 = 18,145.75/x
  3. Step 3: Cross multiply
    32,485.72x = 44,829.82 × 18,145.75
  4. Step 4: Simplify right side
    32,485.72x = 813,470,783.65
  5. Step 5: Solve for x
    x = 813,470,783.65/32,485.72
  6. Step 6: Final answer
    x = 25,040.87

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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.