Home / 32,956.11-45,482.24-18,618.57

Finding the Fourth Proportional to 32,956.11, 45,482.24 and 18,618.57

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Solution

The fourth proportional to 32,956.11, 45,482.24 and 18,618.57 is: 25,695.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,956.11 : 45,482.24 = 18,618.57 : x
  2. Step 2: Convert to fraction form
    32,956.11/45,482.24 = 18,618.57/x
  3. Step 3: Cross multiply
    32,956.11x = 45,482.24 × 18,618.57
  4. Step 4: Simplify right side
    32,956.11x = 846,814,289.81
  5. Step 5: Solve for x
    x = 846,814,289.81/32,956.11
  6. Step 6: Final answer
    x = 25,695.21

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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.