Home / 32,874.46-45,365.88-18,731.86

Finding the Fourth Proportional to 32,874.46, 45,365.88 and 18,731.86

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Solution

The fourth proportional to 32,874.46, 45,365.88 and 18,731.86 is: 25,849.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,874.46 : 45,365.88 = 18,731.86 : x
  2. Step 2: Convert to fraction form
    32,874.46/45,365.88 = 18,731.86/x
  3. Step 3: Cross multiply
    32,874.46x = 45,365.88 × 18,731.86
  4. Step 4: Simplify right side
    32,874.46x = 849,787,312.94
  5. Step 5: Solve for x
    x = 849,787,312.94/32,874.46
  6. Step 6: Final answer
    x = 25,849.47

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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.