Home / 32,785.82-45,244.37-18,445.67

Finding the Fourth Proportional to 32,785.82, 45,244.37 and 18,445.67

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Solution

The fourth proportional to 32,785.82, 45,244.37 and 18,445.67 is: 25,454.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,785.82 : 45,244.37 = 18,445.67 : x
  2. Step 2: Convert to fraction form
    32,785.82/45,244.37 = 18,445.67/x
  3. Step 3: Cross multiply
    32,785.82x = 45,244.37 × 18,445.67
  4. Step 4: Simplify right side
    32,785.82x = 834,562,718.38
  5. Step 5: Solve for x
    x = 834,562,718.38/32,785.82
  6. Step 6: Final answer
    x = 25,454.99

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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.