Home / 32,758.20-45,206.31-18,611.06

Finding the Fourth Proportional to 32,758.20, 45,206.31 and 18,611.06

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Solution

The fourth proportional to 32,758.20, 45,206.31 and 18,611.06 is: 25,683.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,758.20 : 45,206.31 = 18,611.06 : x
  2. Step 2: Convert to fraction form
    32,758.20/45,206.31 = 18,611.06/x
  3. Step 3: Cross multiply
    32,758.20x = 45,206.31 × 18,611.06
  4. Step 4: Simplify right side
    32,758.20x = 841,337,121.76
  5. Step 5: Solve for x
    x = 841,337,121.76/32,758.20
  6. Step 6: Final answer
    x = 25,683.25

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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.