Home / 51,519.48-77,279.28-16,461.84

Finding the Fourth Proportional to 51,519.48, 77,279.28 and 16,461.84

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Solution

The fourth proportional to 51,519.48, 77,279.28 and 16,461.84 is: 24,692.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,519.48 : 77,279.28 = 16,461.84 : x
  2. Step 2: Convert to fraction form
    51,519.48/77,279.28 = 16,461.84/x
  3. Step 3: Cross multiply
    51,519.48x = 77,279.28 × 16,461.84
  4. Step 4: Simplify right side
    51,519.48x = 1,272,159,142.68
  5. Step 5: Solve for x
    x = 1,272,159,142.68/51,519.48
  6. Step 6: Final answer
    x = 24,692.78

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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.