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Finding the Fourth Proportional to 31,062.99, 46,595.93 and 8,879.52

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Solution

The fourth proportional to 31,062.99, 46,595.93 and 8,879.52 is: 13,319.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,062.99 : 46,595.93 = 8,879.52 : x
  2. Step 2: Convert to fraction form
    31,062.99/46,595.93 = 8,879.52/x
  3. Step 3: Cross multiply
    31,062.99x = 46,595.93 × 8,879.52
  4. Step 4: Simplify right side
    31,062.99x = 413,749,447.96
  5. Step 5: Solve for x
    x = 413,749,447.96/31,062.99
  6. Step 6: Final answer
    x = 13,319.69

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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.