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Finding the Fourth Proportional to 51,064.20, 76,509.90 and 24,712.20

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Solution

The fourth proportional to 51,064.20, 76,509.90 and 24,712.20 is: 37,026.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,064.20 : 76,509.90 = 24,712.20 : x
  2. Step 2: Convert to fraction form
    51,064.20/76,509.90 = 24,712.20/x
  3. Step 3: Cross multiply
    51,064.20x = 76,509.90 × 24,712.20
  4. Step 4: Simplify right side
    51,064.20x = 1,890,727,950.78
  5. Step 5: Solve for x
    x = 1,890,727,950.78/51,064.20
  6. Step 6: Final answer
    x = 37,026.49

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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.