Home / 32,696.67-45,118.28-18,353.21

Finding the Fourth Proportional to 32,696.67, 45,118.28 and 18,353.21

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Solution

The fourth proportional to 32,696.67, 45,118.28 and 18,353.21 is: 25,325.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,696.67 : 45,118.28 = 18,353.21 : x
  2. Step 2: Convert to fraction form
    32,696.67/45,118.28 = 18,353.21/x
  3. Step 3: Cross multiply
    32,696.67x = 45,118.28 × 18,353.21
  4. Step 4: Simplify right side
    32,696.67x = 828,065,437.83
  5. Step 5: Solve for x
    x = 828,065,437.83/32,696.67
  6. Step 6: Final answer
    x = 25,325.68

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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.