Home / 31,933.49-47,879.37-15,292.98

Finding the Fourth Proportional to 31,933.49, 47,879.37 and 15,292.98

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Solution

The fourth proportional to 31,933.49, 47,879.37 and 15,292.98 is: 22,929.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,933.49 : 47,879.37 = 15,292.98 : x
  2. Step 2: Convert to fraction form
    31,933.49/47,879.37 = 15,292.98/x
  3. Step 3: Cross multiply
    31,933.49x = 47,879.37 × 15,292.98
  4. Step 4: Simplify right side
    31,933.49x = 732,218,247.82
  5. Step 5: Solve for x
    x = 732,218,247.82/31,933.49
  6. Step 6: Final answer
    x = 22,929.48

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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.