Home / 14,298.66-19,712.70-10,719

Finding the Fourth Proportional to 14,298.66, 19,712.70 and 10,719

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Solution

The fourth proportional to 14,298.66, 19,712.70 and 10,719 is: 14,777.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,298.66 : 19,712.70 = 10,719 : x
  2. Step 2: Convert to fraction form
    14,298.66/19,712.70 = 10,719/x
  3. Step 3: Cross multiply
    14,298.66x = 19,712.70 × 10,719
  4. Step 4: Simplify right side
    14,298.66x = 211,300,431.30
  5. Step 5: Solve for x
    x = 211,300,431.30/14,298.66
  6. Step 6: Final answer
    x = 14,777.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.