Home / 13,846.39-19,108.05-7,558.77

Finding the Fourth Proportional to 13,846.39, 19,108.05 and 7,558.77

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Solution

The fourth proportional to 13,846.39, 19,108.05 and 7,558.77 is: 10,431.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,846.39 : 19,108.05 = 7,558.77 : x
  2. Step 2: Convert to fraction form
    13,846.39/19,108.05 = 7,558.77/x
  3. Step 3: Cross multiply
    13,846.39x = 19,108.05 × 7,558.77
  4. Step 4: Simplify right side
    13,846.39x = 144,433,355.10
  5. Step 5: Solve for x
    x = 144,433,355.10/13,846.39
  6. Step 6: Final answer
    x = 10,431.12

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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.