Home / 14,723.36-20,317.65-8,009.00

Finding the Fourth Proportional to 14,723.36, 20,317.65 and 8,009.00

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Solution

The fourth proportional to 14,723.36, 20,317.65 and 8,009.00 is: 11,052.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,723.36 : 20,317.65 = 8,009.00 : x
  2. Step 2: Convert to fraction form
    14,723.36/20,317.65 = 8,009.00/x
  3. Step 3: Cross multiply
    14,723.36x = 20,317.65 × 8,009.00
  4. Step 4: Simplify right side
    14,723.36x = 162,723,957.26
  5. Step 5: Solve for x
    x = 162,723,957.26/14,723.36
  6. Step 6: Final answer
    x = 11,052.09

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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.