Home / 47,644.40-65,753.31-26,430.50

Finding the Fourth Proportional to 47,644.40, 65,753.31 and 26,430.50

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Solution

The fourth proportional to 47,644.40, 65,753.31 and 26,430.50 is: 36,476.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,644.40 : 65,753.31 = 26,430.50 : x
  2. Step 2: Convert to fraction form
    47,644.40/65,753.31 = 26,430.50/x
  3. Step 3: Cross multiply
    47,644.40x = 65,753.31 × 26,430.50
  4. Step 4: Simplify right side
    47,644.40x = 1,737,892,859.96
  5. Step 5: Solve for x
    x = 1,737,892,859.96/47,644.40
  6. Step 6: Final answer
    x = 36,476.33

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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.