Home / 31,246.08-46,868.91-12,525.86

Finding the Fourth Proportional to 31,246.08, 46,868.91 and 12,525.86

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Solution

The fourth proportional to 31,246.08, 46,868.91 and 12,525.86 is: 18,788.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,246.08 : 46,868.91 = 12,525.86 : x
  2. Step 2: Convert to fraction form
    31,246.08/46,868.91 = 12,525.86/x
  3. Step 3: Cross multiply
    31,246.08x = 46,868.91 × 12,525.86
  4. Step 4: Simplify right side
    31,246.08x = 587,073,170.67
  5. Step 5: Solve for x
    x = 587,073,170.67/31,246.08
  6. Step 6: Final answer
    x = 18,788.70

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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.