Home / 18,468.69-25,485.48-14,499.29

Finding the Fourth Proportional to 18,468.69, 25,485.48 and 14,499.29

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Solution

The fourth proportional to 18,468.69, 25,485.48 and 14,499.29 is: 20,007.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,468.69 : 25,485.48 = 14,499.29 : x
  2. Step 2: Convert to fraction form
    18,468.69/25,485.48 = 14,499.29/x
  3. Step 3: Cross multiply
    18,468.69x = 25,485.48 × 14,499.29
  4. Step 4: Simplify right side
    18,468.69x = 369,521,237.88
  5. Step 5: Solve for x
    x = 369,521,237.88/18,468.69
  6. Step 6: Final answer
    x = 20,007.98

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Double 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.