Home / 20,262.56-30,403.44-14,032.16

Finding the Fourth Proportional to 20,262.56, 30,403.44 and 14,032.16

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Solution

The fourth proportional to 20,262.56, 30,403.44 and 14,032.16 is: 21,054.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,262.56 : 30,403.44 = 14,032.16 : x
  2. Step 2: Convert to fraction form
    20,262.56/30,403.44 = 14,032.16/x
  3. Step 3: Cross multiply
    20,262.56x = 30,403.44 × 14,032.16
  4. Step 4: Simplify right side
    20,262.56x = 426,625,934.63
  5. Step 5: Solve for x
    x = 426,625,934.63/20,262.56
  6. Step 6: Final answer
    x = 21,054.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.