Home / 31,239.16-46,879.48-14,600.46

Finding the Fourth Proportional to 31,239.16, 46,879.48 and 14,600.46

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Solution

The fourth proportional to 31,239.16, 46,879.48 and 14,600.46 is: 21,910.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,239.16 : 46,879.48 = 14,600.46 : x
  2. Step 2: Convert to fraction form
    31,239.16/46,879.48 = 14,600.46/x
  3. Step 3: Cross multiply
    31,239.16x = 46,879.48 × 14,600.46
  4. Step 4: Simplify right side
    31,239.16x = 684,461,972.56
  5. Step 5: Solve for x
    x = 684,461,972.56/31,239.16
  6. Step 6: Final answer
    x = 21,910.38

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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.