Home / 18,300.08-25,235.60-16,277.12

Finding the Fourth Proportional to 18,300.08, 25,235.60 and 16,277.12

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Solution

The fourth proportional to 18,300.08, 25,235.60 and 16,277.12 is: 22,445.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,300.08 : 25,235.60 = 16,277.12 : x
  2. Step 2: Convert to fraction form
    18,300.08/25,235.60 = 16,277.12/x
  3. Step 3: Cross multiply
    18,300.08x = 25,235.60 × 16,277.12
  4. Step 4: Simplify right side
    18,300.08x = 410,762,889.47
  5. Step 5: Solve for x
    x = 410,762,889.47/18,300.08
  6. Step 6: Final answer
    x = 22,445.96

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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.