Home / 23,703.72-32,709.87-13,630.56

Finding the Fourth Proportional to 23,703.72, 32,709.87 and 13,630.56

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Solution

The fourth proportional to 23,703.72, 32,709.87 and 13,630.56 is: 18,809.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,703.72 : 32,709.87 = 13,630.56 : x
  2. Step 2: Convert to fraction form
    23,703.72/32,709.87 = 13,630.56/x
  3. Step 3: Cross multiply
    23,703.72x = 32,709.87 × 13,630.56
  4. Step 4: Simplify right side
    23,703.72x = 445,853,845.63
  5. Step 5: Solve for x
    x = 445,853,845.63/23,703.72
  6. Step 6: Final answer
    x = 18,809.45

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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.