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Finding the Fourth Proportional to 48,830.67, 67,386.87 and 26,474.67

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Solution

The fourth proportional to 48,830.67, 67,386.87 and 26,474.67 is: 36,535.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,830.67 : 67,386.87 = 26,474.67 : x
  2. Step 2: Convert to fraction form
    48,830.67/67,386.87 = 26,474.67/x
  3. Step 3: Cross multiply
    48,830.67x = 67,386.87 × 26,474.67
  4. Step 4: Simplify right side
    48,830.67x = 1,784,045,145.58
  5. Step 5: Solve for x
    x = 1,784,045,145.58/48,830.67
  6. Step 6: Final answer
    x = 36,535.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.