Home / 15,051.23-20,760.36-10,327.31

Finding the Fourth Proportional to 15,051.23, 20,760.36 and 10,327.31

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Solution

The fourth proportional to 15,051.23, 20,760.36 and 10,327.31 is: 14,244.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,051.23 : 20,760.36 = 10,327.31 : x
  2. Step 2: Convert to fraction form
    15,051.23/20,760.36 = 10,327.31/x
  3. Step 3: Cross multiply
    15,051.23x = 20,760.36 × 10,327.31
  4. Step 4: Simplify right side
    15,051.23x = 214,398,569.63
  5. Step 5: Solve for x
    x = 214,398,569.63/15,051.23
  6. Step 6: Final answer
    x = 14,244.59

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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.