Home / 13,750.84-20,610.28-5,850.87

Finding the Fourth Proportional to 13,750.84, 20,610.28 and 5,850.87

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Solution

The fourth proportional to 13,750.84, 20,610.28 and 5,850.87 is: 8,769.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,750.84 : 20,610.28 = 5,850.87 : x
  2. Step 2: Convert to fraction form
    13,750.84/20,610.28 = 5,850.87/x
  3. Step 3: Cross multiply
    13,750.84x = 20,610.28 × 5,850.87
  4. Step 4: Simplify right side
    13,750.84x = 120,588,068.94
  5. Step 5: Solve for x
    x = 120,588,068.94/13,750.84
  6. Step 6: Final answer
    x = 8,769.51

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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.