Home / 45,997.04-68,820.60-28,423.28

Finding the Fourth Proportional to 45,997.04, 68,820.60 and 28,423.28

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Solution

The fourth proportional to 45,997.04, 68,820.60 and 28,423.28 is: 42,526.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,997.04 : 68,820.60 = 28,423.28 : x
  2. Step 2: Convert to fraction form
    45,997.04/68,820.60 = 28,423.28/x
  3. Step 3: Cross multiply
    45,997.04x = 68,820.60 × 28,423.28
  4. Step 4: Simplify right side
    45,997.04x = 1,956,107,183.57
  5. Step 5: Solve for x
    x = 1,956,107,183.57/45,997.04
  6. Step 6: Final answer
    x = 42,526.81

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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.