Home / 13,925.44-19,220.70-8,617.24

Finding the Fourth Proportional to 13,925.44, 19,220.70 and 8,617.24

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Solution

The fourth proportional to 13,925.44, 19,220.70 and 8,617.24 is: 11,894.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,925.44 : 19,220.70 = 8,617.24 : x
  2. Step 2: Convert to fraction form
    13,925.44/19,220.70 = 8,617.24/x
  3. Step 3: Cross multiply
    13,925.44x = 19,220.70 × 8,617.24
  4. Step 4: Simplify right side
    13,925.44x = 165,629,384.87
  5. Step 5: Solve for x
    x = 165,629,384.87/13,925.44
  6. Step 6: Final answer
    x = 11,894.01

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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.