Home / 43,018.44-64,552.20-16,719.76

Finding the Fourth Proportional to 43,018.44, 64,552.20 and 16,719.76

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Solution

The fourth proportional to 43,018.44, 64,552.20 and 16,719.76 is: 25,089.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,018.44 : 64,552.20 = 16,719.76 : x
  2. Step 2: Convert to fraction form
    43,018.44/64,552.20 = 16,719.76/x
  3. Step 3: Cross multiply
    43,018.44x = 64,552.20 × 16,719.76
  4. Step 4: Simplify right side
    43,018.44x = 1,079,297,291.47
  5. Step 5: Solve for x
    x = 1,079,297,291.47/43,018.44
  6. Step 6: Final answer
    x = 25,089.18

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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.