Home / 51,272.80-76,851.60-26,303.20

Finding the Fourth Proportional to 51,272.80, 76,851.60 and 26,303.20

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Solution

The fourth proportional to 51,272.80, 76,851.60 and 26,303.20 is: 39,425.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,272.80 : 76,851.60 = 26,303.20 : x
  2. Step 2: Convert to fraction form
    51,272.80/76,851.60 = 26,303.20/x
  3. Step 3: Cross multiply
    51,272.80x = 76,851.60 × 26,303.20
  4. Step 4: Simplify right side
    51,272.80x = 2,021,443,005.12
  5. Step 5: Solve for x
    x = 2,021,443,005.12/51,272.80
  6. Step 6: Final answer
    x = 39,425.25

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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.