Home / 23,780.39-32,821.00-13,707.02

Finding the Fourth Proportional to 23,780.39, 32,821.00 and 13,707.02

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Solution

The fourth proportional to 23,780.39, 32,821.00 and 13,707.02 is: 18,918.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,780.39 : 32,821.00 = 13,707.02 : x
  2. Step 2: Convert to fraction form
    23,780.39/32,821.00 = 13,707.02/x
  3. Step 3: Cross multiply
    23,780.39x = 32,821.00 × 13,707.02
  4. Step 4: Simplify right side
    23,780.39x = 449,878,151.20
  5. Step 5: Solve for x
    x = 449,878,151.20/23,780.39
  6. Step 6: Final answer
    x = 18,918.03

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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.