Home / 14,533.51-20,056.37-8,487.98

Finding the Fourth Proportional to 14,533.51, 20,056.37 and 8,487.98

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Solution

The fourth proportional to 14,533.51, 20,056.37 and 8,487.98 is: 11,713.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,533.51 : 20,056.37 = 8,487.98 : x
  2. Step 2: Convert to fraction form
    14,533.51/20,056.37 = 8,487.98/x
  3. Step 3: Cross multiply
    14,533.51x = 20,056.37 × 8,487.98
  4. Step 4: Simplify right side
    14,533.51x = 170,238,067.43
  5. Step 5: Solve for x
    x = 170,238,067.43/14,533.51
  6. Step 6: Final answer
    x = 11,713.49

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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.