Home / 18,763.86-25,903.55-14,505.33

Finding the Fourth Proportional to 18,763.86, 25,903.55 and 14,505.33

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Solution

The fourth proportional to 18,763.86, 25,903.55 and 14,505.33 is: 20,024.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,763.86 : 25,903.55 = 14,505.33 : x
  2. Step 2: Convert to fraction form
    18,763.86/25,903.55 = 14,505.33/x
  3. Step 3: Cross multiply
    18,763.86x = 25,903.55 × 14,505.33
  4. Step 4: Simplify right side
    18,763.86x = 375,739,468.39
  5. Step 5: Solve for x
    x = 375,739,468.39/18,763.86
  6. Step 6: Final answer
    x = 20,024.64

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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.