Home / 13,846.26-19,107.80-7,558.64

Finding the Fourth Proportional to 13,846.26, 19,107.80 and 7,558.64

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Solution

The fourth proportional to 13,846.26, 19,107.80 and 7,558.64 is: 10,430.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,846.26 : 19,107.80 = 7,558.64 : x
  2. Step 2: Convert to fraction form
    13,846.26/19,107.80 = 7,558.64/x
  3. Step 3: Cross multiply
    13,846.26x = 19,107.80 × 7,558.64
  4. Step 4: Simplify right side
    13,846.26x = 144,428,948.06
  5. Step 5: Solve for x
    x = 144,428,948.06/13,846.26
  6. Step 6: Final answer
    x = 10,430.90

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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.