Home / 13,846.39-19,108.41-7,559.17

Finding the Fourth Proportional to 13,846.39, 19,108.41 and 7,559.17

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Solution

The fourth proportional to 13,846.39, 19,108.41 and 7,559.17 is: 10,431.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,846.39 : 19,108.41 = 7,559.17 : x
  2. Step 2: Convert to fraction form
    13,846.39/19,108.41 = 7,559.17/x
  3. Step 3: Cross multiply
    13,846.39x = 19,108.41 × 7,559.17
  4. Step 4: Simplify right side
    13,846.39x = 144,443,719.62
  5. Step 5: Solve for x
    x = 144,443,719.62/13,846.39
  6. Step 6: Final answer
    x = 10,431.87

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1.5x scale

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.