Home / 34,565.60-51,704.40-31,080.80

Finding the Fourth Proportional to 34,565.60, 51,704.40 and 31,080.80

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Solution

The fourth proportional to 34,565.60, 51,704.40 and 31,080.80 is: 46,491.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,565.60 : 51,704.40 = 31,080.80 : x
  2. Step 2: Convert to fraction form
    34,565.60/51,704.40 = 31,080.80/x
  3. Step 3: Cross multiply
    34,565.60x = 51,704.40 × 31,080.80
  4. Step 4: Simplify right side
    34,565.60x = 1,607,014,115.52
  5. Step 5: Solve for x
    x = 1,607,014,115.52/34,565.60
  6. Step 6: Final answer
    x = 46,491.72

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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.