Home / 31,348.08-46,992.96-10,557

Finding the Fourth Proportional to 31,348.08, 46,992.96 and 10,557

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Solution

The fourth proportional to 31,348.08, 46,992.96 and 10,557 is: 15,825.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,348.08 : 46,992.96 = 10,557 : x
  2. Step 2: Convert to fraction form
    31,348.08/46,992.96 = 10,557/x
  3. Step 3: Cross multiply
    31,348.08x = 46,992.96 × 10,557
  4. Step 4: Simplify right side
    31,348.08x = 496,104,678.72
  5. Step 5: Solve for x
    x = 496,104,678.72/31,348.08
  6. Step 6: Final answer
    x = 15,825.68

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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.