Home / 51,505.84-77,209.44-16,422.76

Finding the Fourth Proportional to 51,505.84, 77,209.44 and 16,422.76

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Solution

The fourth proportional to 51,505.84, 77,209.44 and 16,422.76 is: 24,618.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,505.84 : 77,209.44 = 16,422.76 : x
  2. Step 2: Convert to fraction form
    51,505.84/77,209.44 = 16,422.76/x
  3. Step 3: Cross multiply
    51,505.84x = 77,209.44 × 16,422.76
  4. Step 4: Simplify right side
    51,505.84x = 1,267,992,102.85
  5. Step 5: Solve for x
    x = 1,267,992,102.85/51,505.84
  6. Step 6: Final answer
    x = 24,618.41

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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.