Home / 48,314.02-72,462.66-12,775.72

Finding the Fourth Proportional to 48,314.02, 72,462.66 and 12,775.72

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Solution

The fourth proportional to 48,314.02, 72,462.66 and 12,775.72 is: 19,161.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,314.02 : 72,462.66 = 12,775.72 : x
  2. Step 2: Convert to fraction form
    48,314.02/72,462.66 = 12,775.72/x
  3. Step 3: Cross multiply
    48,314.02x = 72,462.66 × 12,775.72
  4. Step 4: Simplify right side
    48,314.02x = 925,762,654.62
  5. Step 5: Solve for x
    x = 925,762,654.62/48,314.02
  6. Step 6: Final answer
    x = 19,161.37

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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.