Home / 30,811.32-46,217.25-26,339.92

Finding the Fourth Proportional to 30,811.32, 46,217.25 and 26,339.92

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Solution

The fourth proportional to 30,811.32, 46,217.25 and 26,339.92 is: 39,510.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,811.32 : 46,217.25 = 26,339.92 : x
  2. Step 2: Convert to fraction form
    30,811.32/46,217.25 = 26,339.92/x
  3. Step 3: Cross multiply
    30,811.32x = 46,217.25 × 26,339.92
  4. Step 4: Simplify right side
    30,811.32x = 1,217,358,552.08
  5. Step 5: Solve for x
    x = 1,217,358,552.08/30,811.32
  6. Step 6: Final answer
    x = 39,510.11

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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.