Home / 32,431.91-44,758.13-18,285.66

Finding the Fourth Proportional to 32,431.91, 44,758.13 and 18,285.66

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Solution

The fourth proportional to 32,431.91, 44,758.13 and 18,285.66 is: 25,235.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,431.91 : 44,758.13 = 18,285.66 : x
  2. Step 2: Convert to fraction form
    32,431.91/44,758.13 = 18,285.66/x
  3. Step 3: Cross multiply
    32,431.91x = 44,758.13 × 18,285.66
  4. Step 4: Simplify right side
    32,431.91x = 818,431,855.99
  5. Step 5: Solve for x
    x = 818,431,855.99/32,431.91
  6. Step 6: Final answer
    x = 25,235.39

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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.