Home / 18,153.44-25,053.28-10,197.28

Finding the Fourth Proportional to 18,153.44, 25,053.28 and 10,197.28

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Solution

The fourth proportional to 18,153.44, 25,053.28 and 10,197.28 is: 14,073.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,153.44 : 25,053.28 = 10,197.28 : x
  2. Step 2: Convert to fraction form
    18,153.44/25,053.28 = 10,197.28/x
  3. Step 3: Cross multiply
    18,153.44x = 25,053.28 × 10,197.28
  4. Step 4: Simplify right side
    18,153.44x = 255,475,311.08
  5. Step 5: Solve for x
    x = 255,475,311.08/18,153.44
  6. Step 6: Final answer
    x = 14,073.11

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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.