Home / 23,699.79-32,705.37-13,089.20

Finding the Fourth Proportional to 23,699.79, 32,705.37 and 13,089.20

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Solution

The fourth proportional to 23,699.79, 32,705.37 and 13,089.20 is: 18,062.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,699.79 : 32,705.37 = 13,089.20 : x
  2. Step 2: Convert to fraction form
    23,699.79/32,705.37 = 13,089.20/x
  3. Step 3: Cross multiply
    23,699.79x = 32,705.37 × 13,089.20
  4. Step 4: Simplify right side
    23,699.79x = 428,086,965.48
  5. Step 5: Solve for x
    x = 428,086,965.48/23,699.79
  6. Step 6: Final answer
    x = 18,062.90

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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.