Home / 32,826.42-45,299.88-18,678.96

Finding the Fourth Proportional to 32,826.42, 45,299.88 and 18,678.96

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Solution

The fourth proportional to 32,826.42, 45,299.88 and 18,678.96 is: 25,776.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,826.42 : 45,299.88 = 18,678.96 : x
  2. Step 2: Convert to fraction form
    32,826.42/45,299.88 = 18,678.96/x
  3. Step 3: Cross multiply
    32,826.42x = 45,299.88 × 18,678.96
  4. Step 4: Simplify right side
    32,826.42x = 846,154,646.52
  5. Step 5: Solve for x
    x = 846,154,646.52/32,826.42
  6. Step 6: Final answer
    x = 25,776.63

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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.