Home / 32,091.88-48,072.30-18,904.36

Finding the Fourth Proportional to 32,091.88, 48,072.30 and 18,904.36

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Solution

The fourth proportional to 32,091.88, 48,072.30 and 18,904.36 is: 28,317.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,091.88 : 48,072.30 = 18,904.36 : x
  2. Step 2: Convert to fraction form
    32,091.88/48,072.30 = 18,904.36/x
  3. Step 3: Cross multiply
    32,091.88x = 48,072.30 × 18,904.36
  4. Step 4: Simplify right side
    32,091.88x = 908,776,065.23
  5. Step 5: Solve for x
    x = 908,776,065.23/32,091.88
  6. Step 6: Final answer
    x = 28,317.94

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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.