Home / 18,351.83-25,336.90-16,460.08

Finding the Fourth Proportional to 18,351.83, 25,336.90 and 16,460.08

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Solution

The fourth proportional to 18,351.83, 25,336.90 and 16,460.08 is: 22,725.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,351.83 : 25,336.90 = 16,460.08 : x
  2. Step 2: Convert to fraction form
    18,351.83/25,336.90 = 16,460.08/x
  3. Step 3: Cross multiply
    18,351.83x = 25,336.90 × 16,460.08
  4. Step 4: Simplify right side
    18,351.83x = 417,047,358.18
  5. Step 5: Solve for x
    x = 417,047,358.18/18,351.83
  6. Step 6: Final answer
    x = 22,725.11

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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.