Home / 56,013.72-77,295.88-34,792.60

Finding the Fourth Proportional to 56,013.72, 77,295.88 and 34,792.60

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Solution

The fourth proportional to 56,013.72, 77,295.88 and 34,792.60 is: 48,011.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,013.72 : 77,295.88 = 34,792.60 : x
  2. Step 2: Convert to fraction form
    56,013.72/77,295.88 = 34,792.60/x
  3. Step 3: Cross multiply
    56,013.72x = 77,295.88 × 34,792.60
  4. Step 4: Simplify right side
    56,013.72x = 2,689,324,634.49
  5. Step 5: Solve for x
    x = 2,689,324,634.49/56,013.72
  6. Step 6: Final answer
    x = 48,011.89

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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.