Home / 32,706.15-45,133.90-18,366.09

Finding the Fourth Proportional to 32,706.15, 45,133.90 and 18,366.09

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Solution

The fourth proportional to 32,706.15, 45,133.90 and 18,366.09 is: 25,344.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,706.15 : 45,133.90 = 18,366.09 : x
  2. Step 2: Convert to fraction form
    32,706.15/45,133.90 = 18,366.09/x
  3. Step 3: Cross multiply
    32,706.15x = 45,133.90 × 18,366.09
  4. Step 4: Simplify right side
    32,706.15x = 828,933,177.62
  5. Step 5: Solve for x
    x = 828,933,177.62/32,706.15
  6. Step 6: Final answer
    x = 25,344.87

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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.