Home / 31,029.76-46,555.17-13,511.08

Finding the Fourth Proportional to 31,029.76, 46,555.17 and 13,511.08

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Solution

The fourth proportional to 31,029.76, 46,555.17 and 13,511.08 is: 20,271.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,029.76 : 46,555.17 = 13,511.08 : x
  2. Step 2: Convert to fraction form
    31,029.76/46,555.17 = 13,511.08/x
  3. Step 3: Cross multiply
    31,029.76x = 46,555.17 × 13,511.08
  4. Step 4: Simplify right side
    31,029.76x = 629,010,626.28
  5. Step 5: Solve for x
    x = 629,010,626.28/31,029.76
  6. Step 6: Final answer
    x = 20,271.21

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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.