Home / 31,272.77-46,917.93-12,565.94

Finding the Fourth Proportional to 31,272.77, 46,917.93 and 12,565.94

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Solution

The fourth proportional to 31,272.77, 46,917.93 and 12,565.94 is: 18,852.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,272.77 : 46,917.93 = 12,565.94 : x
  2. Step 2: Convert to fraction form
    31,272.77/46,917.93 = 12,565.94/x
  3. Step 3: Cross multiply
    31,272.77x = 46,917.93 × 12,565.94
  4. Step 4: Simplify right side
    31,272.77x = 589,567,893.30
  5. Step 5: Solve for x
    x = 589,567,893.30/31,272.77
  6. Step 6: Final answer
    x = 18,852.44

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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.