Home / 18,153.37-25,051.65-10,195.39

Finding the Fourth Proportional to 18,153.37, 25,051.65 and 10,195.39

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Solution

The fourth proportional to 18,153.37, 25,051.65 and 10,195.39 is: 14,069.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,153.37 : 25,051.65 = 10,195.39 : x
  2. Step 2: Convert to fraction form
    18,153.37/25,051.65 = 10,195.39/x
  3. Step 3: Cross multiply
    18,153.37x = 25,051.65 × 10,195.39
  4. Step 4: Simplify right side
    18,153.37x = 255,411,216.64
  5. Step 5: Solve for x
    x = 255,411,216.64/18,153.37
  6. Step 6: Final answer
    x = 14,069.63

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Half scale
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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.