Home / 18,570.82-25,637.66-14,529.05

Finding the Fourth Proportional to 18,570.82, 25,637.66 and 14,529.05

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Solution

The fourth proportional to 18,570.82, 25,637.66 and 14,529.05 is: 20,057.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,570.82 : 25,637.66 = 14,529.05 : x
  2. Step 2: Convert to fraction form
    18,570.82/25,637.66 = 14,529.05/x
  3. Step 3: Cross multiply
    18,570.82x = 25,637.66 × 14,529.05
  4. Step 4: Simplify right side
    18,570.82x = 372,490,835.47
  5. Step 5: Solve for x
    x = 372,490,835.47/18,570.82
  6. Step 6: Final answer
    x = 20,057.86

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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.