Home / 40,852.88-61,284.60-14,565.20

Finding the Fourth Proportional to 40,852.88, 61,284.60 and 14,565.20

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Solution

The fourth proportional to 40,852.88, 61,284.60 and 14,565.20 is: 21,849.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,852.88 : 61,284.60 = 14,565.20 : x
  2. Step 2: Convert to fraction form
    40,852.88/61,284.60 = 14,565.20/x
  3. Step 3: Cross multiply
    40,852.88x = 61,284.60 × 14,565.20
  4. Step 4: Simplify right side
    40,852.88x = 892,622,455.92
  5. Step 5: Solve for x
    x = 892,622,455.92/40,852.88
  6. Step 6: Final answer
    x = 21,849.68

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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.