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Finding the Fourth Proportional to 48,673.86, 73,014.88 and 15,393.18

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Solution

The fourth proportional to 48,673.86, 73,014.88 and 15,393.18 is: 23,091.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,673.86 : 73,014.88 = 15,393.18 : x
  2. Step 2: Convert to fraction form
    48,673.86/73,014.88 = 15,393.18/x
  3. Step 3: Cross multiply
    48,673.86x = 73,014.88 × 15,393.18
  4. Step 4: Simplify right side
    48,673.86x = 1,123,931,190.52
  5. Step 5: Solve for x
    x = 1,123,931,190.52/48,673.86
  6. Step 6: Final answer
    x = 23,091.07

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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.