Home / 37,885.20-56,827.78-10,183.20

Finding the Fourth Proportional to 37,885.20, 56,827.78 and 10,183.20

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Solution

The fourth proportional to 37,885.20, 56,827.78 and 10,183.20 is: 15,274.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,885.20 : 56,827.78 = 10,183.20 : x
  2. Step 2: Convert to fraction form
    37,885.20/56,827.78 = 10,183.20/x
  3. Step 3: Cross multiply
    37,885.20x = 56,827.78 × 10,183.20
  4. Step 4: Simplify right side
    37,885.20x = 578,688,649.30
  5. Step 5: Solve for x
    x = 578,688,649.30/37,885.20
  6. Step 6: Final answer
    x = 15,274.79

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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.