Home / 34,888.91-48,147.18-18,973.61

Finding the Fourth Proportional to 34,888.91, 48,147.18 and 18,973.61

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Solution

The fourth proportional to 34,888.91, 48,147.18 and 18,973.61 is: 26,183.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,888.91 : 48,147.18 = 18,973.61 : x
  2. Step 2: Convert to fraction form
    34,888.91/48,147.18 = 18,973.61/x
  3. Step 3: Cross multiply
    34,888.91x = 48,147.18 × 18,973.61
  4. Step 4: Simplify right side
    34,888.91x = 913,525,815.92
  5. Step 5: Solve for x
    x = 913,525,815.92/34,888.91
  6. Step 6: Final answer
    x = 26,183.85

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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.