Home / 18,017.00-24,871.75-13,542.19

Finding the Fourth Proportional to 18,017.00, 24,871.75 and 13,542.19

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Solution

The fourth proportional to 18,017.00, 24,871.75 and 13,542.19 is: 18,694.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,017.00 : 24,871.75 = 13,542.19 : x
  2. Step 2: Convert to fraction form
    18,017.00/24,871.75 = 13,542.19/x
  3. Step 3: Cross multiply
    18,017.00x = 24,871.75 × 13,542.19
  4. Step 4: Simplify right side
    18,017.00x = 336,818,084.18
  5. Step 5: Solve for x
    x = 336,818,084.18/18,017.00
  6. Step 6: Final answer
    x = 18,694.46

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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.