Home / 48,311.48-72,458.76-12,773.14

Finding the Fourth Proportional to 48,311.48, 72,458.76 and 12,773.14

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Solution

The fourth proportional to 48,311.48, 72,458.76 and 12,773.14 is: 19,157.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,311.48 : 72,458.76 = 12,773.14 : x
  2. Step 2: Convert to fraction form
    48,311.48/72,458.76 = 12,773.14/x
  3. Step 3: Cross multiply
    48,311.48x = 72,458.76 × 12,773.14
  4. Step 4: Simplify right side
    48,311.48x = 925,525,885.71
  5. Step 5: Solve for x
    x = 925,525,885.71/48,311.48
  6. Step 6: Final answer
    x = 19,157.47

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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.