Home / 22,130.96-30,537.88-14,173.92

Finding the Fourth Proportional to 22,130.96, 30,537.88 and 14,173.92

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Solution

The fourth proportional to 22,130.96, 30,537.88 and 14,173.92 is: 19,558.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,130.96 : 30,537.88 = 14,173.92 : x
  2. Step 2: Convert to fraction form
    22,130.96/30,537.88 = 14,173.92/x
  3. Step 3: Cross multiply
    22,130.96x = 30,537.88 × 14,173.92
  4. Step 4: Simplify right side
    22,130.96x = 432,841,468.09
  5. Step 5: Solve for x
    x = 432,841,468.09/22,130.96
  6. Step 6: Final answer
    x = 19,558.19

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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.