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Finding the Fourth Proportional to 51,853.38, 77,792.38 and 16,792.98

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Solution

The fourth proportional to 51,853.38, 77,792.38 and 16,792.98 is: 25,193.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,853.38 : 77,792.38 = 16,792.98 : x
  2. Step 2: Convert to fraction form
    51,853.38/77,792.38 = 16,792.98/x
  3. Step 3: Cross multiply
    51,853.38x = 77,792.38 × 16,792.98
  4. Step 4: Simplify right side
    51,853.38x = 1,306,365,881.49
  5. Step 5: Solve for x
    x = 1,306,365,881.49/51,853.38
  6. Step 6: Final answer
    x = 25,193.46

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1.5x scale

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.