Home / 32,520.09-48,740.13-18,491.88

Finding the Fourth Proportional to 32,520.09, 48,740.13 and 18,491.88

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Solution

The fourth proportional to 32,520.09, 48,740.13 and 18,491.88 is: 27,715.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,520.09 : 48,740.13 = 18,491.88 : x
  2. Step 2: Convert to fraction form
    32,520.09/48,740.13 = 18,491.88/x
  3. Step 3: Cross multiply
    32,520.09x = 48,740.13 × 18,491.88
  4. Step 4: Simplify right side
    32,520.09x = 901,296,635.14
  5. Step 5: Solve for x
    x = 901,296,635.14/32,520.09
  6. Step 6: Final answer
    x = 27,715.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.