Home / 18,017.19-24,851.21-16,530.03

Finding the Fourth Proportional to 18,017.19, 24,851.21 and 16,530.03

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Solution

The fourth proportional to 18,017.19, 24,851.21 and 16,530.03 is: 22,799.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,017.19 : 24,851.21 = 16,530.03 : x
  2. Step 2: Convert to fraction form
    18,017.19/24,851.21 = 16,530.03/x
  3. Step 3: Cross multiply
    18,017.19x = 24,851.21 × 16,530.03
  4. Step 4: Simplify right side
    18,017.19x = 410,791,164.19
  5. Step 5: Solve for x
    x = 410,791,164.19/18,017.19
  6. Step 6: Final answer
    x = 22,799.96

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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.