Home / 13,076.84-19,600.68-5,670.20

Finding the Fourth Proportional to 13,076.84, 19,600.68 and 5,670.20

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Solution

The fourth proportional to 13,076.84, 19,600.68 and 5,670.20 is: 8,498.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,076.84 : 19,600.68 = 5,670.20 : x
  2. Step 2: Convert to fraction form
    13,076.84/19,600.68 = 5,670.20/x
  3. Step 3: Cross multiply
    13,076.84x = 19,600.68 × 5,670.20
  4. Step 4: Simplify right side
    13,076.84x = 111,139,775.74
  5. Step 5: Solve for x
    x = 111,139,775.74/13,076.84
  6. Step 6: Final answer
    x = 8,498.98

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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.